National Museum of Nuclear Science & History
W. F. Johnson worked for the J.A. Jones Construction Company.
Antoinette Cichy was a nurse in the main infirmary at Los Alamos, handling classified documents and classified medical cases.
Jas Nighbert worked for Clinton Laboratories at the X-10 Reactor.
Elmer began working with the Manhattan Project in 1941. He was one of the first people to arrive at Oak Ridge and experienced first-hand some of the difficulties there with cyclotrons and isotope separation.