Carl Switzer

Bradley Marmon

Bradley Marmon is a Manhattan Project veteran.  Marmon was born in New York on November 15, 1925.

Lloyd R. Davis

Mary Frankel

Mary P. Frankel was one of the “human computers” at Los Alamos during the Manhattan Project. In the spring of 1943, Frankel and her husband, Stan, an American physicist who later became a computer scientist, arrived at Los Alamos.

Robert Engel