Alexander Duer Irving Jr. (1873-1941) was assigned as a junior naval aide to President Woodrow Wilson (1856-1924) on his trip to the Paris Peace Conference, primarily because of his knowledge of French. He served with the rank of lieutenant under Wilson's personal physician, Admiral Cary T. Grayson (1878-1938). The papers record details of protocol at the signing of the Treaty of Versailles. Irving gives much social detail of formal affairs attended and the intricacies of protocol. He reports background information on French labor unrest, the high cost of living, and the fear of Bolshevist infiltration.

Alexander Duer Irving, Jr. (1873-1941) was assigned as a junior naval aide to President Woodrow Wilson (1856-1924) on his trip to the Paris Peace Conference, primarily because of his knowledge of French. He served with the rank of lieutenant under Wilson's personal physician, Admiral Cary T. Grayson (1878-1938). This small collection contains materials relating to his work while serving as aide to President Wilson during the Peace Conference in France, 1919.

May du Pont Saulsbury (1854-1927) was a leading hostess in Washington, D.C. during the Wilson administration, philanthropist, and wife of Senator Willard Saulsbury (1861-1927). The journal covers the couple's summer trip to Europe in 1919, coinciding with the signing of Treaty of Versailles.