National Museum of Nuclear Science & History
Herschel Warren was a staff worker at Los Alamos during the Manhattan Project.
Blackstone worked in the United States Engineer District Office.
H. B. Hansard, Jr. worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Ursch served in the 1395th Military Police Aviation.
Calderwood worked at the 200 East Area at Hanford during the Manhattan Project.