National Museum of Nuclear Science & History
H. M. Nappen worked for the Tennessee Eastman Corporation at the Y-12 Plant.
LeRoy Hamilton served in the 1395th Military Police Company, Aviation.
Jane Heydorn was a Manhattan Project WAC and electronics technician, who helped to develop bomb-testing equipment at Los Alamos.
Brock worked for the United States Engineer District Office.
Brockman was at Los Alamos during the Manhattan Project.