Start Washington Tour -- Princess Elizabeth (left) and the Duke of Edinburgh are accompanied by Margaret Truman, Daughter of the American President, as they leave the Presidential temporary residence, Blair house, in Washington, En Route to Mount Vernon, 15 miles away, and Arlington National cemetery, Nov. 1. November 03, 1951. (Photo by Associated Press Photo).
Start Washington Tour -- Princess Elizabeth (left) and the Duke of Edinburgh are accompanied by Margaret Truman, Daughter of the American President, as they leave the Presidential temporary residence, Blair house, in Washington, En Route to Mount Vernon, 15 miles away, and Arlington National cemetery, Nov. 1. November 03, 1951. (Photo by Associated Press Photo).