National Museum of Nuclear Science & History
P. D. Simpson worked for the Poe Piping & Heating Company.
Marjorie B. Housewright was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
H. J. Mayberry worked for the Union Carbide & Carbon Corporation.
J. H. Leppert worked for the Tennessee Eastman Corporation at the Y-12 Plant.
