National Museum of Nuclear Science & History
Holman worked for Stone and Webster Engineering Corporation.
Alexander Blair was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
John J. Kroes served in the 1st Ordnance Squadron.
Robert C. Smith served in the 393rd Bombardment Squadron.
Bartholomew "Bart" Rivers was an instrument technician at the Hanford, Washington facility from 1943 through the end of the war.