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.

July 2021
SundayMondayTuesdayWednesdayThursdayFridaySaturday
27
2021-06-27
Closed
28
2021-06-28
Closed
29
2021-06-29
Closed
30
2021-06-30
Closed
1
2021-07-01
Closed
2
2021-07-02
Closed
3
2021-07-03
Closed
4
2021-07-04
Closed
5
2021-07-05
Closed
6
2021-07-06
Closed
7
2021-07-07
Closed
8
2021-07-08
Closed
9
2021-07-09
Closed
10
2021-07-10
Closed
11
2021-07-11
Closed
12
2021-07-12
Closed
13
2021-07-13
Closed
14
2021-07-14
Closed
15
2021-07-15
Closed
16
2021-07-16
Closed
17
2021-07-17
Closed
18
2021-07-18
Closed
19
2021-07-19
Closed
20
2021-07-20
Closed
21
2021-07-21
Closed
22
2021-07-22
Closed
23
2021-07-23
Closed
24
2021-07-24
Closed
25
2021-07-25
Closed
26
2021-07-26
Closed
27
2021-07-27
Closed
28
2021-07-28
Closed
29
2021-07-29
Closed
30
2021-07-30
Closed
31
2021-07-31
Closed
Columbia University Libraries
535 West 114th St. New York, NY 10027
Phone
212-854-7309
Contact Us
lio@columbia.edu
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