National Museum of Nuclear Science & History
Pef worked for Stone and Webster Engineering Corporation.
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.
Ralph Crisco worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Horace Owen France was an associate biologist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
