National Park Service

President Harry S. Truman (left) with Secretary of Interior Oscar L. Chapman (right) and Assistant Secretary of Interior C.G. Davidson (center) in the Oval Office.

President Harry S. Truman (center) with Charles E. Wilson (left), formerly President of the General Electric Company, taking the oath of office as Director of the Office of Defense Mobilization, as Chief Justice Fred Vinson (right) administers the oath in the Oval Office.

President Harry S. Truman (left) with the Director of the Office of Defense Mobilization, Charles E. Wilson (right).

President Harry S. Truman (left) with Secretary of Interior Oscar L. Chapman (right) and Assistant Secretary of State C. Girard Davidson (center) at the White House.

John Steelman, center, negotiates a settlement in the Enginemen and Firemen's Railroad Strike of 1950. C.D. MacKay, Chairman of Southeastern Carrier Conference Committee and Assistant Vice President of Southern Railway System, is on the extreme left, and David B. Robertson, President of the Brotherhood of Locomotive Enginemen and Firemen, is on the extreme right.

President Harry S. Truman (center) with Charles E. Wilson (left), formerly President of the General Electric Company, preparing to take the oath of office as Director of the Office of Defense Mobilization, as Chief Justice Fred Vinson (right) prepares to administer the oath in the Oval Office.

President Harry S. Truman (second from the right) with daughter Margaret Truman (right), Secretary of the Treasury John Snyder (back row, second from the left), and Snyder's daughter Drucie Snyder Horton (third from the right) at the Father-Daughter Dinner at the National Press Club in Washington, D.C. All others are unidentified.

President Harry S. Truman (second from right) shaking hands with an unidentified girl at the Father-Daughter Dinner at the National Press Club in Washington, D.C. Also present are Truman's daughter, Margaret (right), Secretary of the Treasury John Snyder (back row, second from left), and Snyder's daughter, Drucie Snyder Horton (third from right). All others are unidentified.

President Harry S. Truman (center) with Secretary of State Dean Acheson (right) and British Ambassador to the United States, Sir Oliver Franks, waiting for the arrival of British Prime Minister Clement Attlee at Washington National Airport in Washington, D.C. All others are unidentified.

President Harry S. Truman (second from the left) with daughter, Margaret Truman (right), at a Father-Daughter Dinner at the National Press Club in Washington, D.C. All other individuals are unidentified.