National Museum of Nuclear Science & History
R. Y. Blackwell worked for the Fercleve Corporation.
Lewis worked in the 300 Area at Hanford during the Manhattan Project.
Lomie F. Caho was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John C. Hansen served as a Master Sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Laggin’ Dragon.