President Harry Truman signing the Instrument of Ratification of the North Atlantic Pact

The photograph was taken during a ceremony at the White House. Those pictured include, from left to right, include Sen. Walter George, Secretary of Defense Louis Johnson, Sen. Tom Connally, Sec. of State Dean Acheson, Claude Pepper, Vice President Alben Barkley, Rep. John W. McCormack, and Sen. Arthur Vandenberg.