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About Marshall Brooks Library at Principia College

Library Term Hours

Academic Term Hours

Please click here see the Summer 2020 adjusted library hours.

Monday -Thursday 8:00 a.m.-12:00 midnight
Friday 8:00 a.m. - 5:00 p.m.
Saturday 12:00 p.m.- 6:00 p.m.
Sunday 1:00 p.m. to 12:00 midnight

Librarians are on duty to answer questions during the academic term

Monday - Friday 8:00 - 5:00 p.m.


Inclement Weather Policy


When classes are canceled or delayed by the administration due to ice/snow, the college library will be open (as an essential service) as per the following schedule:

Monday-Thursday – Noon to midnight

Friday – Noon to 5:00 p.m.

Saturday- Noon to 6:00 p.m.

Sunday- 1:00 p.m. to midnight