Butler Library Reference Services

Check hours for: Butler Library Building Hours

Reference or research drop-in help from a team of the Libraries' subject experts.

Walk-in help is available in the Butler 3rd-floor lobby (across from the Circulation Desk) during the hours listed below. You can also contact reference librarians online by using our Ask a Librarian service.

May 2019
SundayMondayTuesdayWednesdayThursdayFridaySaturday
28
2019-04-28
Closed
29
2019-04-29
1:00PM-5:00PM
30
2019-04-30
1:00PM-5:00PM
1
2019-05-01
1:00PM-5:00PM
2
2019-05-02
1:00PM-5:00PM
3
2019-05-03
1:00PM-5:00PM
4
2019-05-04
Closed
5
2019-05-05
Closed
6
2019-05-06
1:00PM-5:00PM
Last day of classes
7
2019-05-07
1:00PM-5:00PM
8
2019-05-08
1:00PM-5:00PM
9
2019-05-09
1:00PM-5:00PM
10
2019-05-10
1:00PM-5:00PM
11
2019-05-11
Closed
12
2019-05-12
Closed
13
2019-05-13
1:00PM-5:00PM
14
2019-05-14
1:00PM-5:00PM
15
2019-05-15
1:00PM-5:00PM
16
2019-05-16
1:00PM-5:00PM
17
2019-05-17
1:00PM-5:00PM
Last day of semester
18
2019-05-18
Closed
19
2019-05-19
Closed
20
2019-05-20
2:00PM-4:00PM
21
2019-05-21
2:00PM-4:00PM
22
2019-05-22
Closed
Commencement
23
2019-05-23
2:00PM-4:00PM
24
2019-05-24
2:00PM-4:00PM
25
2019-05-25
Closed
26
2019-05-26
Closed
27
2019-05-27
Closed
University Holiday
28
2019-05-28
2:00PM-4:00PM
29
2019-05-29
2:00PM-4:00PM
30
2019-05-30
2:00PM-4:00PM
31
2019-05-31
2:00PM-4:00PM
1
2019-06-01
Closed
Columbia University Libraries
535 West 114th St. New York, NY 10027
Phone
212-854-7309
Contact Us
lio@columbia.edu
Follow Us