National Museum of Nuclear Science & History
John Ruhoff worked for the United States Engineer District Office.
Majorie Feltz helped with clerical tasks at Los Alamos, including on the facility's supply records and cardex system in 1946.
Joseph E. Draley was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Jones workd for Stone and Webster Engineering Corporation.
