President Harry S. Truman (second from right) shakes hands with Tom C. Clark (left) after he was sworn in as an Associate Supreme Court Justice. From left to right: Associate Justice Clark; Vice President Alben Barkley; Attorney General J. Howard McGrath; Speaker of the House Sam Rayburn; President Truman; and Chief Justice Fred Vinson. Also pictured: Secretary of State Dean Acheson (background, left, behind Barkley); and Secretary of Defense Louis Johnson (background, right, behind Vinson, mostly obscured).