Reference & Research Drop-In Help

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

Please also see related drop-in services in Butler and Lehman Libraries:

For information about services at all other Columbia University Libraries locations, please see the building hours calendars.

May 2054
SundayMondayTuesdayWednesdayThursdayFridaySaturday
26
2054-04-26
TBD
27
2054-04-27
TBD
28
2054-04-28
TBD
29
2054-04-29
TBD
30
2054-04-30
TBD
1
2054-05-01
TBD
2
2054-05-02
TBD
3
2054-05-03
TBD
4
2054-05-04
TBD
5
2054-05-05
TBD
6
2054-05-06
TBD
7
2054-05-07
TBD
8
2054-05-08
TBD
9
2054-05-09
TBD
10
2054-05-10
TBD
11
2054-05-11
TBD
12
2054-05-12
TBD
13
2054-05-13
TBD
14
2054-05-14
TBD
15
2054-05-15
TBD
16
2054-05-16
TBD
17
2054-05-17
TBD
18
2054-05-18
TBD
19
2054-05-19
TBD
20
2054-05-20
TBD
21
2054-05-21
TBD
22
2054-05-22
TBD
23
2054-05-23
TBD
24
2054-05-24
TBD
25
2054-05-25
TBD
26
2054-05-26
TBD
27
2054-05-27
TBD
28
2054-05-28
TBD
29
2054-05-29
TBD
30
2054-05-30
TBD
31
2054-05-31
TBD
1
2054-06-01
TBD
2
2054-06-02
TBD
3
2054-06-03
TBD
4
2054-06-04
TBD
5
2054-06-05
TBD
6
2054-06-06
TBD