National Museum of Nuclear Science & History
Ostdahl worked in the 200 West Area at Hanford during the Manhattan Project.
Caddell worked for Stone and Webster Engineering Corporation.
Graham worked in the United States Engineer District Office.
Joe Hunter, Jr. worked for the Union Carbide & Carbon Corporation.
Richard Gaul was fresh out of high school when he arrived in Los Alamos. He was a member of the Provisional Engineer Detachment (PED).