Hours and Admission
Regular Building Hours
The library will be closed on Saturdays through Ootober 2023. Please take note of upcoming closures below.
Exhibition galleries
Monday, and Wednesday through Friday, from 10:00 AM to 4:45 PM
Tuesday from 10:00 AM to 7:45 PM (galleries open at 12:00 PM the second Tuesday of the month)
Saturday from 10:00 AM to 3:00 PM
Please note that the last admission for exhibition visitors will be 45 minutes prior to closing.
Library
Monday, and Wednesday through Friday, from 10:00 AM to 4:45 PM
Tuesday from 10:00 AM to 7:45 PM (the library opens at 12:00 PM the second Tuesday of the month)
Saturday from 10:00 AM to 3:00 PM (the library will be closed on Saturdays through October)
Staff retrieves materials up to 45 minutes before the library closes. Reading room closes 15 minutes before the library.
An advance appointment is strongly encouraged for all researchers. Please log-in to your Portal1791 account to select your preferred visit dates.
Upcoming Closures
The building will be closed on Saturdays through September 2023.
- The MHS library and galleries will close at 4:00 PM, on Monday, 2 October.
- The MHS library and galleries will close at 4:00 PM, on Wednesday, 4 October.
- The MHS library is closed Monday, 9 October. The galleries are open.
- The MHS library and galleries will close at 4:00 PM, on Thursday, 19 October.
- The MHS is closed Friday, 10 November, and Saturday, 11 November.
- The MHS is closed Thursday, 23 November, Friday, 24 November, and Saturday, 25 November.
- The MHS library is closed Friday, 1 December, and Saturday, 2 December. The galleries are open.
- The MHS library is closed Monday, 18 December, through Thursday, 21 December.
- The MHS is closed Friday, 22 December, through Monday, 1 January.
Admission
The MHS is free and open to the public. All ages are welcome in the galleries; library readers must be at least 16 years of age or accompanied by an adult.