National Museum of Nuclear Science & History
Henry Ward worked for the United States Engineer District Office.
Robert Keen enlisted in the military on December 28, 1944 and began his training for the U.S. Army Corps of Engineers in January of 1945.
Howard “Howie” Wilcox was an American physicist. He studied at the University of Minnesota and was a teaching fellow at Harvard when he was recruited to work on the Manhattan Project at Los Alamos.
H. A. Pritchard worked for the J.A. Jones Construction Company.