National Museum of Nuclear Science & History
Ralph Steinhardt was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
George A. Weller served as a corporal in the 393rd Bombardment Squadron. He was the regularly assigned radar operator for the Big Stink, and he and his crew were later reassigned to Luke the Spook.
Harper worked for Stone and Webster Engineering Corporation.
D. J. Olinger worked for the Tennessee Eastman Corporation at the Y-12 Plant.