National Museum of Nuclear Science & History
Clarence Signaigo was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Joyce Peterson worked in the Y-12 Plant at Oak Ridge, Tennesse for the Tennessee Eastman Company from 1943 to 1945.
Pierce worked for Stone and Webster Engineering Corporation.
W. H. McWhirter worked for the J.A. Jones Construction Company.
Goldring worked in the United States Engineer District Office.