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 2075
SundayMondayTuesdayWednesdayThursdayFridaySaturday
28
2075-04-28
TBD
29
2075-04-29
TBD
30
2075-04-30
TBD
1
2075-05-01
TBD
2
2075-05-02
TBD
3
2075-05-03
TBD
4
2075-05-04
TBD
5
2075-05-05
TBD
6
2075-05-06
TBD
7
2075-05-07
TBD
8
2075-05-08
TBD
9
2075-05-09
TBD
10
2075-05-10
TBD
11
2075-05-11
TBD
12
2075-05-12
TBD
13
2075-05-13
TBD
14
2075-05-14
TBD
15
2075-05-15
TBD
16
2075-05-16
TBD
17
2075-05-17
TBD
18
2075-05-18
TBD
19
2075-05-19
TBD
20
2075-05-20
TBD
21
2075-05-21
TBD
22
2075-05-22
TBD
23
2075-05-23
TBD
24
2075-05-24
TBD
25
2075-05-25
TBD
26
2075-05-26
TBD
27
2075-05-27
TBD
28
2075-05-28
TBD
29
2075-05-29
TBD
30
2075-05-30
TBD
31
2075-05-31
TBD
1
2075-06-01
TBD