In-person research is available by appointment.

PHS will be closed to researchers and the public on the following dates:

2023

January 2, 2023: New Year's Day observed

January 16, 2023: Martin Luther King, Jr. Day

February 20, 2023: Presidents' Day

March 3, 2023: Staff In Service Day

April 7, 2023: Good Friday

May 29, 2023: Memorial Day

June 2, 2023: Staff In Service Day

June 19, 2023: Juneteenth

July 3 and 4, 2023: Independence Day holiday

September 4, 2023: Labor Day

September 8, 2023: Staff In Service Day

November 23 and 24, 2023: Thanksgiving holiday

December 1, 2023: Staff In Service Day

December 25-29, 2023: Christmas holiday