National Museum of Nuclear Science & History
H. L. Huffman worked for the Roane-Anderson Company.
Peter Watkins was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Anna B. Adolphson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
K. G. MacLeish worked for the Tennessee Eastman Corporation at the Y-12 Plant.