• Carnegie Endowment for International Peace Library
• General Records of the Department of State. National Archives, Washington, DC.
• Records of the Foreign Service Posts of the Department of State. National Archives, Washington, DC

Manuscripts Division, Library of Congress

• Baker, Newton D.
• Baker, Ray S.
• Bensen, William S.
• Bliss, Tasker H.
• Cobb, Frank (Additional Accession to Woodrow Wilson Papers).
• Creel, George.
• Daniels, Josephus.
• Davis, Norman H.
• Harbord, James G.
• Lansing, Robert L.
• Long, Breckenridge
• McAdoo, William G.
• Miller, David Hunter
• Morris, Roland S.
• Root, Elihu.
• White, Henry.
• Wilson, Woodrow.

Columbia University Library and Archives

• Beer, George L.
• Shotwell, James T.

Houghton Library, Harvard University

• Grew, Joseph C.
• Herter, Christian C.
• Dresel, Ellis L.

Historical Manuscripts Collection, Sterling Memorial Library, Yale University

• Auchincloss, Gordon.
• Buckler, William H.
• Bullitt, William C.
• Davis, Walter G.
• House, Edward M.
• McCormick, Vance
• Polk, Frank L.
• Wiseman, William.

Manuscripts Collection, Firestone Library, Princeton University

• Baker, Ray S.
• Bullard, Arthur.

Hoover Institution, Stanford University

• McCormick, Vance C.
• Gibson, Hugh.