EVB2946898: President Harry Truman poses with performers of the inaugural gala held at the National Guard Armory. Jan. 19, 1948. L to R: Lena Horne, Margaret O'Brien, George Jessel, no ID, Dorothy Maynor, no ID, no ID, President Harry Truman, Phil Harris, Alice Faye, Phil Regan, no ID, Lucy Monroe, no ID, no ID, Jane Powell, Gene Kelly, Sally De Marco, Tony De Marco. / Bridgeman Images
EVB2946902: President Harry Truman signing H.R. 5632, the National Security Act Amendments of 1949. The law converted the National Military Establishment into a new Department of Defense. Aug. 10, 1949. L to R: Sen. Virgil Chapman; no ID; Sen. Richard Russell; Adm. Louis Denfelt; Sen. Leverett Saltonstall; Defense Sec. Louis Johnson (leaning over the desk); Gen. Omar Bradley; Gen. Hoyt Vandenberg; Rep. Dewey Short; Rep. Carl Vinson; Army Sec. Gordon Gray, Sen. Millard Tydings, AF Sec. Stuart Symington; Under Defense Sec. Stephen Early, and Navy Sec. Francis Matthews. / Bridgeman Images
EVB2946957: In July of 1955, Frederic Morrow became the first African American Presidential aide in history. He served as Administrative Officer for Special projects on President Eisenhowers staff from 1955 to 1961. The Montgomery Bus Boycott and Little Rock Crisis were the backdrop for Morrows White House years,Chief of Staff Sherman Adams (ctr) / Bridgeman Images
EVB2947225: Film engineer using the Dunning Method. He places blue light filter on a special light which will illuminate the filming background. The movie scene was enacted in the studio at a later dates under yellow light. Using dyes and filters, the blue and yellow light could be split apart to create traveling mattes. The Dunning Process was first used in 'King Kong' in 1933. / Bridgeman Images
EVB2947241: Color television is demonstrated at Radiolympia Exhibition in London. Sept 1949. The method demonstrated employs synchronized rotating color filters in both the camera and receiver (on right), giving 50 pictures per second in the three primary colors, which the human eye blends into full color. / Bridgeman Images