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Library Hours

Weekly Hours
Monthly Hours

Display of Opening hours
	Mar 31 Monday	Apr 01 Tuesday	Apr 02 Wednesday	Apr 03 Thursday	Apr 04 Friday	Apr 05 Saturday	Apr 06 Sunday
Van Houten Library	8am – 2am	8am – 2am	8am – 2am	8am – 2am	8am – 10pm	10am – 10pm	1pm – 12am
Group Study Rooms	8am – 1:30am	8am – 1:30am	8am – 1:30am	8am – 1:30am	8am – 9:30pm	10am – 9:30pm	1pm – 11:30pm
Research Help	10am – 9pm	10am – 9pm	10am – 9pm	10am – 9pm	10am – 5pm	Closed	4pm – 9pm
Computer Lab Assistant	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 8pm	10am – 9pm	1pm – 8pm
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 8pm	10am – 8pm	1pm – 9pm
IST Service Desk	8am – 6pm	8am – 6pm	8am – 6pm	8am – 6pm	8am – 5pm	Closed	Closed
Littman Library	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 6pm	12pm – 6pm	1pm – 7pm
Today's Hours:	8am – 2am	8am – 2am	8am – 2am	8am – 2am	8am – 10pm	10am – 10pm	1pm – 12am

Display of Opening hours
	Apr 07 Monday	Apr 08 Tuesday	Apr 09 Wednesday	Apr 10 Thursday	Apr 11 Friday	Apr 12 Saturday	Apr 13 Sunday
Van Houten Library	8am – 2am	8am – 2am	8am – 2am	8am – 2am	8am – 10pm	10am – 10pm	1pm – 12am
Group Study Rooms	8am – 1:30am	8am – 1:30am	8am – 1:30am	8am – 1:30am	8am – 9:30pm	10am – 9:30pm	1pm – 11:30pm
Research Help	10am – 9pm	10am – 9pm	10am – 9pm	10am – 9pm	10am – 5pm	Closed	4pm – 9pm
Computer Lab Assistant	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 8pm	10am – 9pm	1pm – 8pm
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 8pm	10am – 8pm	1pm – 9pm
IST Service Desk	8am – 6pm	8am – 6pm	8am – 6pm	8am – 6pm	8am – 5pm	Closed	Closed
Littman Library	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 6pm	12pm – 6pm	1pm – 7pm
Today's Hours:	8am – 2am	8am – 2am	8am – 2am	8am – 2am	8am – 10pm	10am – 10pm	1pm – 12am

Display of Opening hours
	Apr 14 Monday	Apr 15 Tuesday	Apr 16 Wednesday	Apr 17 Thursday	Apr 18 Friday	Apr 19 Saturday	Apr 20 Sunday
Van Houten Library	8am – 2am	8am – 2am	8am – 2am	8am – 2am	Closed	10am – 10pm	Closed
Group Study Rooms	8am – 1:30am	8am – 1:30am	8am – 1:30am	8am – 1:30am	Closed	10am – 9:30pm	Closed
Research Help	10am – 9pm	10am – 9pm	10am – 9pm	10am – 9pm	Closed	Closed	Closed
Computer Lab Assistant	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	Closed	10am – 9pm	Closed
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed	Closed
Leir Data Observatory	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	Closed	10am – 8pm	1pm – 9pm
IST Service Desk	8am – 6pm	8am – 6pm	8am – 6pm	8am – 6pm	Closed	Closed	Closed
Littman Library	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	Closed	12pm – 6pm	Closed
Today's Hours:	8am – 2am	8am – 2am	8am – 2am	8am – 2am	Closed	10am – 10pm	Closed

Display of Opening hours
	Apr 21 Monday	Apr 22 Tuesday	Apr 23 Wednesday	Apr 24 Thursday	Apr 25 Friday	Apr 26 Saturday	Apr 27 Sunday
Van Houten Library	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	10am – 12am	10am – 3am
Group Study Rooms	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 10:30pm	10am – 11:30pm	10am – 2:30am
Research Help	10am – 9pm	10am – 9pm	10am – 9pm	10am – 9pm	10am – 5pm	Closed	4pm – 9pm
Computer Lab Assistant	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 8pm	10am – 9pm	1pm – 8pm
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 8pm	10am – 8pm	1pm – 9pm
IST Service Desk	8am – 6pm	8am – 6pm	8am – 6pm	8am – 6pm	8am – 5pm	Closed	Closed
Littman Library	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 6pm	12pm – 6pm	1pm – 7pm
Today's Hours:	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	10am – 12am	1pm – 3am

Display of Opening hours
	Apr 28 Monday	Apr 29 Tuesday	Apr 30 Wednesday	May 01 Thursday	May 02 Friday	May 03 Saturday	May 04 Sunday
Van Houten Library	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	10am – 12am	1pm – 3am
Group Study Rooms	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 10:30pm	10am – 11:30pm	1pm – 2:30am
Research Help	10am – 9pm	10am – 9pm	10am – 9pm	10am – 9pm	10am – 5pm	Closed	4pm – 9pm
Computer Lab Assistant	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 8pm	10am – 9pm	1pm – 8pm
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 8pm	10am – 8pm	1pm – 9pm
IST Service Desk	8am – 6pm	8am – 6pm	8am – 6pm	8am – 6pm	8am – 5pm	Closed	Closed
Littman Library	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 6pm	12pm – 6pm	1pm – 7pm
Today's Hours:	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	10am – 12am	1pm – 3am

Display of Opening hours
	May 05 Monday	May 06 Tuesday	May 07 Wednesday	May 08 Thursday	May 09 Friday	May 10 Saturday	May 11 Sunday
Van Houten Library	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	10am – 12am	1pm – 3am
Group Study Rooms	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 10:30pm	10am – 11:30pm	1pm – 2:30am
Research Help	10am – 9pm	10am – 9pm	10am – 9pm	10am – 9pm	10am – 5pm	Closed	4pm – 9pm
Computer Lab Assistant	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 8pm	10am – 9pm	1pm – 8pm
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 8pm	10am – 8pm	1pm – 9pm
IST Service Desk	8am – 6pm	8am – 6pm	8am – 6pm	8am – 6pm	8am – 5pm	Closed	Closed
Littman Library	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 6pm	12pm – 6pm	1pm – 7pm
Today's Hours:	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	10am – 12am	1pm – 3am

Display of Opening hours
	May 12 Monday	May 13 Tuesday	May 14 Wednesday	May 15 Thursday	May 16 Friday	May 17 Saturday	May 18 Sunday
Van Houten Library	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	Closed	Closed
Group Study Rooms	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 2:30am	8am – 10:30pm	Closed	Closed
Research Help	10am – 9pm	10am – 9pm	10am – 9pm	10am – 9pm	10am – 5pm	–	–
Computer Lab Assistant	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 8pm	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 8pm	–	–
IST Service Desk	8am – 6pm	8am – 6pm	8am – 6pm	8am – 6pm	8am – 5pm	–	–
Littman Library	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 6pm	–	–
Today's Hours:	8am – 3am	8am – 3am	8am – 3am	8am – 3am	8am – 11pm	Closed	Closed

Display of Opening hours
	May 19 Monday	May 20 Tuesday	May 21 Wednesday	May 22 Thursday	May 23 Friday	May 24 Saturday	May 25 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	May 26 Monday	May 27 Tuesday	May 28 Wednesday	May 29 Thursday	May 30 Friday	May 31 Saturday	Jun 01 Sunday
Van Houten Library	Closed	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	Closed	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	Closed	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	Closed	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Jun 02 Monday	Jun 03 Tuesday	Jun 04 Wednesday	Jun 05 Thursday	Jun 06 Friday	Jun 07 Saturday	Jun 08 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Jun 09 Monday	Jun 10 Tuesday	Jun 11 Wednesday	Jun 12 Thursday	Jun 13 Friday	Jun 14 Saturday	Jun 15 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Jun 16 Monday	Jun 17 Tuesday	Jun 18 Wednesday	Jun 19 Thursday	Jun 20 Friday	Jun 21 Saturday	Jun 22 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed	Closed

Display of Opening hours
	Jun 23 Monday	Jun 24 Tuesday	Jun 25 Wednesday	Jun 26 Thursday	Jun 27 Friday	Jun 28 Saturday	Jun 29 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Jun 30 Monday	Jul 01 Tuesday	Jul 02 Wednesday	Jul 03 Thursday	Jul 04 Friday	Jul 05 Saturday	Jul 06 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed	Closed

Display of Opening hours
	Jul 07 Monday	Jul 08 Tuesday	Jul 09 Wednesday	Jul 10 Thursday	Jul 11 Friday	Jul 12 Saturday	Jul 13 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Jul 14 Monday	Jul 15 Tuesday	Jul 16 Wednesday	Jul 17 Thursday	Jul 18 Friday	Jul 19 Saturday	Jul 20 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Jul 21 Monday	Jul 22 Tuesday	Jul 23 Wednesday	Jul 24 Thursday	Jul 25 Friday	Jul 26 Saturday	Jul 27 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Jul 28 Monday	Jul 29 Tuesday	Jul 30 Wednesday	Jul 31 Thursday	Aug 01 Friday	Aug 02 Saturday	Aug 03 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Aug 04 Monday	Aug 05 Tuesday	Aug 06 Wednesday	Aug 07 Thursday	Aug 08 Friday	Aug 09 Saturday	Aug 10 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
	Aug 11 Monday	Aug 12 Tuesday	Aug 13 Wednesday	Aug 14 Thursday	Aug 15 Friday	Aug 16 Saturday	Aug 17 Sunday
Van Houten Library	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed
Group Study Rooms	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 8:30pm	8am – 5:30pm	Closed	Closed
Research Help	–	–	–	–	–	–	–
Computer Lab Assistant	–	–	–	–	–	–	–
Rare Book Room	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	By Appointment Only	Closed	Closed
Leir Data Observatory	–	–	–	–	–	–	–
IST Service Desk	–	–	–	–	–	–	–
Littman Library	–	–	–	–	–	–	–
Today's Hours:	8am – 9pm	8am – 9pm	8am – 9pm	8am – 9pm	8am – 6pm	Closed	Closed

Display of Opening hours
April 2025
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
	1	2	3	4	5 Van Houten Library 10am – 10pm Group Study Rooms 10am – 9:30pm Research Help Closed Computer Lab Assistant 10am – 9pm Rare Book Room Closed Leir Data Observatory 10am – 8pm IST Service Desk Closed Littman Library 12pm – 6pm Today's Hours: 10am – 10pm	6 Van Houten Library 1pm – 12am Group Study Rooms 1pm – 11:30pm Research Help 4pm – 9pm Computer Lab Assistant 1pm – 8pm Rare Book Room Closed Leir Data Observatory 1pm – 9pm IST Service Desk Closed Littman Library 1pm – 7pm Today's Hours: 1pm – 12am
7 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	8 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	9 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	10 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	11 Van Houten Library 8am – 10pm Group Study Rooms 8am – 9:30pm Research Help 10am – 5pm Computer Lab Assistant 8am – 8pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 8pm IST Service Desk 8am – 5pm Littman Library 8am – 6pm Today's Hours: 8am – 10pm	12 Van Houten Library 10am – 10pm Group Study Rooms 10am – 9:30pm Research Help Closed Computer Lab Assistant 10am – 9pm Rare Book Room Closed Leir Data Observatory 10am – 8pm IST Service Desk Closed Littman Library 12pm – 6pm Today's Hours: 10am – 10pm	13 Van Houten Library 1pm – 12am Group Study Rooms 1pm – 11:30pm Research Help 4pm – 9pm Computer Lab Assistant 1pm – 8pm Rare Book Room Closed Leir Data Observatory 1pm – 9pm IST Service Desk Closed Littman Library 1pm – 7pm Today's Hours: 1pm – 12am
14 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	15 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	16 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	17 Van Houten Library 8am – 2am Group Study Rooms 8am – 1:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 2am	18 Van Houten Library Closed Group Study Rooms Closed Research Help Closed Computer Lab Assistant Closed Rare Book Room Closed Leir Data Observatory Closed IST Service Desk Closed Littman Library Closed Today's Hours: Closed	19 Van Houten Library 10am – 10pm Group Study Rooms 10am – 9:30pm Research Help Closed Computer Lab Assistant 10am – 9pm Rare Book Room Closed Leir Data Observatory 10am – 8pm IST Service Desk Closed Littman Library 12pm – 6pm Today's Hours: 10am – 10pm	20 Van Houten Library Closed Group Study Rooms Closed Research Help Closed Computer Lab Assistant Closed Rare Book Room Closed Leir Data Observatory 1pm – 9pm IST Service Desk Closed Littman Library Closed Today's Hours: Closed
21 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	22 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	23 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	24 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	25 Van Houten Library 8am – 11pm Group Study Rooms 8am – 10:30pm Research Help 10am – 5pm Computer Lab Assistant 8am – 8pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 8pm IST Service Desk 8am – 5pm Littman Library 8am – 6pm Today's Hours: 8am – 11pm	26 Van Houten Library 10am – 12am Group Study Rooms 10am – 11:30pm Research Help Closed Computer Lab Assistant 10am – 9pm Rare Book Room Closed Leir Data Observatory 10am – 8pm IST Service Desk Closed Littman Library 12pm – 6pm Today's Hours: 10am – 12am	27 Van Houten Library 10am – 3am Group Study Rooms 10am – 2:30am Research Help 4pm – 9pm Computer Lab Assistant 1pm – 8pm Rare Book Room Closed Leir Data Observatory 1pm – 9pm IST Service Desk Closed Littman Library 1pm – 7pm Today's Hours: 1pm – 3am
28 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	29 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	30 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am

Display of Opening hours
May 2025
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
			1 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	2 Van Houten Library 8am – 11pm Group Study Rooms 8am – 10:30pm Research Help 10am – 5pm Computer Lab Assistant 8am – 8pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 8pm IST Service Desk 8am – 5pm Littman Library 8am – 6pm Today's Hours: 8am – 11pm	3 Van Houten Library 10am – 12am Group Study Rooms 10am – 11:30pm Research Help Closed Computer Lab Assistant 10am – 9pm Rare Book Room Closed Leir Data Observatory 10am – 8pm IST Service Desk Closed Littman Library 12pm – 6pm Today's Hours: 10am – 12am	4 Van Houten Library 1pm – 3am Group Study Rooms 1pm – 2:30am Research Help 4pm – 9pm Computer Lab Assistant 1pm – 8pm Rare Book Room Closed Leir Data Observatory 1pm – 9pm IST Service Desk Closed Littman Library 1pm – 7pm Today's Hours: 1pm – 3am
5 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	6 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	7 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	8 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	9 Van Houten Library 8am – 11pm Group Study Rooms 8am – 10:30pm Research Help 10am – 5pm Computer Lab Assistant 8am – 8pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 8pm IST Service Desk 8am – 5pm Littman Library 8am – 6pm Today's Hours: 8am – 11pm	10 Van Houten Library 10am – 12am Group Study Rooms 10am – 11:30pm Research Help Closed Computer Lab Assistant 10am – 9pm Rare Book Room Closed Leir Data Observatory 10am – 8pm IST Service Desk Closed Littman Library 12pm – 6pm Today's Hours: 10am – 12am	11 Van Houten Library 1pm – 3am Group Study Rooms 1pm – 2:30am Research Help 4pm – 9pm Computer Lab Assistant 1pm – 8pm Rare Book Room Closed Leir Data Observatory 1pm – 9pm IST Service Desk Closed Littman Library 1pm – 7pm Today's Hours: 1pm – 3am
12 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	13 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	14 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	15 Van Houten Library 8am – 3am Group Study Rooms 8am – 2:30am Research Help 10am – 9pm Computer Lab Assistant 8am – 9pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 11pm IST Service Desk 8am – 6pm Littman Library 8am – 8:30pm Today's Hours: 8am – 3am	16 Van Houten Library 8am – 11pm Group Study Rooms 8am – 10:30pm Research Help 10am – 5pm Computer Lab Assistant 8am – 8pm Rare Book Room By Appointment Only Leir Data Observatory 8am – 8pm IST Service Desk 8am – 5pm Littman Library 8am – 6pm Today's Hours: 8am – 11pm	17 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	18 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
19 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	20 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	21 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	22 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	23 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	24 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	25 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
26 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	27 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	28 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	29 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	30 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	31 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed

Display of Opening hours
June 2025
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
						1 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
2 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	3 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	4 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	5 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	6 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	7 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	8 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
9 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	10 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	11 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	12 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	13 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	14 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	15 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
16 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	17 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	18 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	19 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	20 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	21 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	22 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
23 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	24 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	25 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	26 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	27 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	28 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	29 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
30 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm

Display of Opening hours
July 2025
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
	1 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	2 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	3 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	4 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	5 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	6 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
7 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	8 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	9 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	10 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	11 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	12 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	13 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
14 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	15 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	16 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	17 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	18 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	19 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	20 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
21 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	22 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	23 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	24 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	25 Van Houten Library 8am – 6pm Group Study Rooms 8am – 5:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 6pm	26 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed	27 Van Houten Library Closed Group Study Rooms Closed Rare Book Room Closed Today's Hours: Closed
28 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	29 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	30 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm	31 Van Houten Library 8am – 9pm Group Study Rooms 8am – 8:30pm Rare Book Room By Appointment Only Today's Hours: 8am – 9pm

Make an Appointment with a Librarian

Request an instructional session or a one on one meeting with one of the Research and Instruction Librarians