National Museum of Nuclear Science & History
E. M. Rogers worked for the United States Engineer District Office.
Jack Rose was a machinist and armorer in the Special Engineering Detachment (SED) assigned to the 509th Composite Group in Wendover, Utah.
Thomas S. Grennan served as a 2nd lieutenant in the 393rd Bombardment Squadron.
Ken Foster joined the Dayton Project in July, 1948. He worked in an assay group at the Runnymeded Playhouse in Oakwood, where he conducted studies on the radiation properties of the polonium that was being manufactured there.