Opening Hours

Weekly Hours
Monthly Hours

Display of Opening hours
	Mar 27 Monday	Mar 28 Tuesday	Mar 29 Wednesday	Mar 30 Thursday	Mar 31 Friday	Apr 01 Saturday	Apr 02 Sunday
Sherman Fairchild Library	8 a.m. to 8 p.m. *	8 a.m. to 8 p.m. *	8 a.m. to 8 p.m. *	8 a.m. to 8 p.m. *	8 a.m. to 8 p.m. *	12 p.m to 8 p.m *	12 p.m to 8 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	12 p.m. to 4 p.m.	12 p.m. to 4 p.m.	12 p.m. to 4 p.m.	12 p.m. to 4 p.m.	12 p.m. to 4 p.m.	closed	closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Apr 03 Monday	Apr 04 Tuesday	Apr 05 Wednesday	Apr 06 Thursday	Apr 07 Friday	Apr 08 Saturday	Apr 09 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Apr 10 Monday	Apr 11 Tuesday	Apr 12 Wednesday	Apr 13 Thursday	Apr 14 Friday	Apr 15 Saturday	Apr 16 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Apr 17 Monday	Apr 18 Tuesday	Apr 19 Wednesday	Apr 20 Thursday	Apr 21 Friday	Apr 22 Saturday	Apr 23 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Apr 24 Monday	Apr 25 Tuesday	Apr 26 Wednesday	Apr 27 Thursday	Apr 28 Friday	Apr 29 Saturday	Apr 30 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	May 01 Monday	May 02 Tuesday	May 03 Wednesday	May 04 Thursday	May 05 Friday	May 06 Saturday	May 07 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	May 08 Monday	May 09 Tuesday	May 10 Wednesday	May 11 Thursday	May 12 Friday	May 13 Saturday	May 14 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	May 15 Monday	May 16 Tuesday	May 17 Wednesday	May 18 Thursday	May 19 Friday	May 20 Saturday	May 21 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	May 22 Monday	May 23 Tuesday	May 24 Wednesday	May 25 Thursday	May 26 Friday	May 27 Saturday	May 28 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	May 29 Monday	May 30 Tuesday	May 31 Wednesday	Jun 01 Thursday	Jun 02 Friday	Jun 03 Saturday	Jun 04 Sunday
Sherman Fairchild Library	Closed Institute Holiday	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	Closed Institute Holiday	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	Closed Institute Holiday	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	Closed Institute Holiday	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	Closed Institute Holiday	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	Closed Institute Holiday	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	Closed Institute Holiday	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Becoming Caltech Exhibition	Closed Institute Holiday	By Appointment	By Appointment	By Appointment	By Appointment	closed	closed
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jun 05 Monday	Jun 06 Tuesday	Jun 07 Wednesday	Jun 08 Thursday	Jun 09 Friday	Jun 10 Saturday	Jun 11 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	closed	closed
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	closed	closed
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	Closed	Closed
Archives Reading Room	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	–	–
Becoming Caltech Exhibition	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jun 12 Monday	Jun 13 Tuesday	Jun 14 Wednesday	Jun 15 Thursday	Jun 16 Friday	Jun 17 Saturday	Jun 18 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	8 a.m. to 11 p.m. *	–	–
Cahill Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	–	–
Dabney Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	–	–
Geology Library	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	8 a.m. to 5 p.m.	–	–
TechHub	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	10 a.m. to 6 p.m.	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jun 19 Monday	Jun 20 Tuesday	Jun 21 Wednesday	Jun 22 Thursday	Jun 23 Friday	Jun 24 Saturday	Jun 25 Sunday
Sherman Fairchild Library	Closed Institute Holiday	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jun 26 Monday	Jun 27 Tuesday	Jun 28 Wednesday	Jun 29 Thursday	Jun 30 Friday	Jul 01 Saturday	Jul 02 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jul 03 Monday	Jul 04 Tuesday	Jul 05 Wednesday	Jul 06 Thursday	Jul 07 Friday	Jul 08 Saturday	Jul 09 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jul 10 Monday	Jul 11 Tuesday	Jul 12 Wednesday	Jul 13 Thursday	Jul 14 Friday	Jul 15 Saturday	Jul 16 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jul 17 Monday	Jul 18 Tuesday	Jul 19 Wednesday	Jul 20 Thursday	Jul 21 Friday	Jul 22 Saturday	Jul 23 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jul 24 Monday	Jul 25 Tuesday	Jul 26 Wednesday	Jul 27 Thursday	Jul 28 Friday	Jul 29 Saturday	Jul 30 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Jul 31 Monday	Aug 01 Tuesday	Aug 02 Wednesday	Aug 03 Thursday	Aug 04 Friday	Aug 05 Saturday	Aug 06 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
	Aug 07 Monday	Aug 08 Tuesday	Aug 09 Wednesday	Aug 10 Thursday	Aug 11 Friday	Aug 12 Saturday	Aug 13 Sunday
Sherman Fairchild Library	8 a.m. to 24 hours *	24 hours *	24 hours *	24 hours *	12 a.m. to 10 p.m. *	12 a.m. to 8 p.m. *	1 p.m. to 9 p.m. *
Caltech Hall Library	–	–	–	–	–	–	–
Cahill Library	–	–	–	–	–	–	–
Dabney Library	–	–	–	–	–	–	–
Geology Library	–	–	–	–	–	–	–
TechHub	–	–	–	–	–	–	–
Archives Reading Room	–	–	–	–	–	–	–
Becoming Caltech Exhibition	–	–	–	–	–	–	–
Sherman Fairchild Library: * Caltech ID Required
Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.
Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Sherman Fairchild Library: * Caltech ID Required

Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.

Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
April 2023
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
					1 Sherman Fairchild Library 12 p.m to 8 p.m * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub closed Archives Reading Room closed Becoming Caltech Exhibition closed	2 Sherman Fairchild Library 12 p.m to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub closed Archives Reading Room closed Becoming Caltech Exhibition closed
3 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	4 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	5 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	6 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	7 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	8 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	9 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
10 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	11 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	12 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	13 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	14 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	15 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	16 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
17 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	18 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	19 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	20 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	21 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	22 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	23 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
24 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	25 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	26 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	27 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	28 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	29 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	30 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed

Sherman Fairchild Library: * Caltech ID Required

Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.

Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
May 2023
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
1 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	2 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	3 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	4 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	5 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	6 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	7 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
8 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	9 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	10 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	11 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	12 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	13 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	14 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
15 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	16 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	17 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	18 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	19 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	20 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	21 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
22 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	23 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	24 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	25 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	26 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	27 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	28 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
29 Sherman Fairchild Library Closed Institute Holiday Caltech Hall Library Closed Institute Holiday Cahill Library Closed Institute Holiday Dabney Library Closed Institute Holiday Geology Library Closed Institute Holiday TechHub Closed Institute Holiday Archives Reading Room Closed Institute Holiday Becoming Caltech Exhibition Closed Institute Holiday	30 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	31 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment

Sherman Fairchild Library: * Caltech ID Required

Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.

Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.

Display of Opening hours
June 2023
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
			1 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	2 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	3 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed	4 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed Archives Reading Room closed Becoming Caltech Exhibition closed
5 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	6 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	7 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	8 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	9 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m. Archives Reading Room By Appointment Becoming Caltech Exhibition By Appointment	10 Sherman Fairchild Library 12 a.m. to 8 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed	11 Sherman Fairchild Library 1 p.m. to 9 p.m. * Caltech Hall Library closed Cahill Library closed Dabney Library closed Geology Library closed TechHub Closed
12 Sherman Fairchild Library 8 a.m. to 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m.	13 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m.	14 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m.	15 Sherman Fairchild Library 24 hours * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m.	16 Sherman Fairchild Library 12 a.m. to 10 p.m. * Caltech Hall Library 8 a.m. to 11 p.m. * Cahill Library 8 a.m. to 5 p.m. Dabney Library 8 a.m. to 5 p.m. Geology Library 8 a.m. to 5 p.m. TechHub 10 a.m. to 6 p.m.	17 Sherman Fairchild Library 12 a.m. to 8 p.m. *	18 Sherman Fairchild Library 1 p.m. to 9 p.m. *
19 Sherman Fairchild Library Closed Institute Holiday	20 Sherman Fairchild Library 24 hours *	21 Sherman Fairchild Library 24 hours *	22 Sherman Fairchild Library 24 hours *	23 Sherman Fairchild Library 12 a.m. to 10 p.m. *	24 Sherman Fairchild Library 12 a.m. to 8 p.m. *	25 Sherman Fairchild Library 1 p.m. to 9 p.m. *
26 Sherman Fairchild Library 8 a.m. to 24 hours *	27 Sherman Fairchild Library 24 hours *	28 Sherman Fairchild Library 24 hours *	29 Sherman Fairchild Library 24 hours *	30 Sherman Fairchild Library 12 a.m. to 10 p.m. *

Sherman Fairchild Library: * Caltech ID Required

Caltech Hall Library: * Caltech ID Required from 5 p.m. to 11 p.m.

Archives Reading Room: The Archives requires appointments for research. To make one, please email archives@caltech.edu.