National Museum of Nuclear Science & History
Hartman worked for Stone and Webster Engineering Corporation.
J. R. Hatfield worked for the Tennessee Eastman Corporation at the Y-12 Plant.
J. E. McKamey worked for the Edenfield Electric Company.
Lucy Mabins was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
C. E. Bettis worked for the Tennessee Eastman Corporation at the Y-12 Plant.
