National Museum of Nuclear Science & History
R. O. Irwin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Elizabeth was a staff member at Los Alamos during the Manhattan Project. She may have been married to Claire C.
Fletcher Moore worked for the Roane-Anderson Company.
Tom Forkner was a US Army lieutenant and logistics officer who worked at Oak Ridge, TN and New York, NY during the Manhattan Project.
Boyer worked for Stone and Webster Engineering Corporation.