National Museum of Nuclear Science & History
O. H. Moyer worked for the J.A. Jones Construction Company.
Hughs worked at the 200 West Area at Hanford during the Manhattan Project.
Otto C. Block, Jr. served in the 393rd Bombardment Squadron.
John H. Harrington, Jr. served as a sergeant in the 393rd Bombardment Squadron.
Stanley Krzyck was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
