logo

Butler Library 24-Hour Reading Rooms

Open to all during Butler Library Service Hours; all other hours are limited to current students, faculty, and staff of Columbia University and its affiliates.During 24/7 hours, each of the 24-hour reading rooms will close for one hour for maintenance. Room closures and other information about the reading rooms may be found here.
October 2017
SundayMondayTuesdayWednesdayThursdayFridaySaturday
1
Open 24 hours on 10/01/2017
2
Open 24 hours on 10/02/2017
3
Open 24 hours on 10/03/2017
4
Open 24 hours on 10/04/2017
5
Open 24 hours on 10/05/2017
6
Open 24 hours on 10/06/2017
7
Open 24 hours on 10/07/2017
8
Open 24 hours on 10/08/2017
9
Open 24 hours on 10/09/2017
10
Open 24 hours on 10/10/2017
11
Open 24 hours on 10/11/2017
12
Open 24 hours on 10/12/2017
13
Open 24 hours on 10/13/2017
14
Open 24 hours on 10/14/2017
15
Open 24 hours on 10/15/2017
16
Open 24 hours on 10/16/2017
17
Open 24 hours on 10/17/2017
18
Open 24 hours on 10/18/2017
19
Open 24 hours on 10/19/2017
20
Open 24 hours on 10/20/2017
21
Open 24 hours on 10/21/2017
22
Open 24 hours on 10/22/2017
23
Open 24 hours on 10/23/2017
24
Open 24 hours on 10/24/2017
25
Open 24 hours on 10/25/2017
26
Open 24 hours on 10/26/2017
27
Open 24 hours on 10/27/2017
28
Open 24 hours on 10/28/2017
29
Open 24 hours on 10/29/2017
30
Open 24 hours on 10/30/2017
31
Open 24 hours on 10/31/2017
1
Open 24 hours on 11/01/2017
2
Open 24 hours on 11/02/2017
3
Open 24 hours on 11/03/2017
4
Open 24 hours on 11/04/2017