Siam's Queen Visits Tomb Of Washington -- Mrs. Herbert Hoover, wife of the President (center) with Queen Rambai Barni of Siam (At Mrs. Hoovers left) and other members of their party. Pictured at the Tomb of George Washington at Mount Vernon yesterday April 30th. The Queen evinced great interest in the house and grounds where in lived the "Father of his country". January 5, 1931. (Photo by International Newsreel Photo).