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.

January 2075
SundayMondayTuesdayWednesdayThursdayFridaySaturday
30
2074-12-30
TBD
31
2074-12-31
TBD
1
2075-01-01
TBD
2
2075-01-02
TBD
3
2075-01-03
TBD
4
2075-01-04
TBD
5
2075-01-05
TBD
6
2075-01-06
TBD
7
2075-01-07
TBD
8
2075-01-08
TBD
9
2075-01-09
TBD
10
2075-01-10
TBD
11
2075-01-11
TBD
12
2075-01-12
TBD
13
2075-01-13
TBD
14
2075-01-14
TBD
15
2075-01-15
TBD
16
2075-01-16
TBD
17
2075-01-17
TBD
18
2075-01-18
TBD
19
2075-01-19
TBD
20
2075-01-20
TBD
21
2075-01-21
TBD
22
2075-01-22
TBD
23
2075-01-23
TBD
24
2075-01-24
TBD
25
2075-01-25
TBD
26
2075-01-26
TBD
27
2075-01-27
TBD
28
2075-01-28
TBD
29
2075-01-29
TBD
30
2075-01-30
TBD
31
2075-01-31
TBD
1
2075-02-01
TBD
2
2075-02-02
TBD