Access and Hours

Collection Request Special Access Schedule an Appointment Hours
General Collection Request None Needed Monday–Friday, 8:00 a.m.–10:00 p.m.
Saturday–Sunday, 9:00 a.m.–10:00 p.m.
Rare Book Collection Request Schedule Monday–Friday, 9:30 a.m.–12:30 p.m., 2:00–4:30 p.m.
Image Collections and Fieldwork Archives Request Schedule Monday–Friday, 9:30 a.m.–12:00 p.m. and 1:30–4:30 p.m.
Dumbarton Oaks Archives Online only

2019 Closures

General Collection

  • January 1, 2019
  • September 2
  • November 28
  • December 25
  • January 1, 2020

Rare Book Collection & Image Collections and Fieldwork Archives

  • January 1, 2019
  • January 21
  • February 18
  • May 27
  • July 4
  • September 2
  • October 14
  • November 11
  • November 28
  • December 25
  • January 1, 2020