National Museum of Nuclear Science & History
Hoff worked at the 300 Area at Hanford during the Manhattan Project.
Clarence E. Britt served as a corporal in the 393rd Bombardment Squadron. He was the assistant engineer/scanner regularly assigned to the B-29 Next Objective.
John Mench was assigned to the Special Engineer Detachment at Los Alamos where he worked as a pattern maker, creating wooden casts for metal work at the site’s foundry.