National Museum of Nuclear Science & History
H. S. Mantooth worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Rife worked for Stone and Webster Engineering Corporation.