Staffed hours
Weekdays:  9AM - 5PM,
Weeknights (Monday-Thursday):  6:30PM - 9:30PM

With security card, additional non-staffed reading room access hours
Monday-Thursday:  7AM - 9AM, 9PM - 11PM
Friday:  5PM -11PM
Saturday:  7AM - 6:30PM
Sunday: 12N - 11PM