National Museum of Nuclear Science & History
A. J. Erickson worked for the Kellex Corporation at the K-25 Plant.
David Dow was a lawyer. He served as administrative assistant to J. Robert Oppenheimer. He was in charge of non-technical activities at Los Alamos and the Compagna Hill monitoring site, 20 miles from the Trinity test.
J. H. Graham worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Mally worked in the 300 Area at Hanford during the Manhattan Project.