National Museum of Nuclear Science & History
R. Y. Blackwell worked for the Fercleve Corporation.
Olga (Giacchetti) Fineman was a technical assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Jessen worked at the 200 East Area at Hanford during the Manhattan Project.
Fred Vogel was an American chemical engineer who worked at Los Alamos during the Manhattan Project. Vogel studied at Lehigh University in Pennsylvania and later worked as Chief Engineer for the Cornell Machine Company and for the Centaur Machine Company.
Theo Bottomly worked for the Roane-Anderson Company.