National Museum of Nuclear Science & History
M. A. Campbell worked for the Roane-Anderson Company.
Gast worked at the 300 Area at Hanford during the Manhattan Project.
Joseph F. Gorman worked in mail and records for the Manhattan Engineer District, first in Syracuse, NY in 1936, then New York City.
C. S. Huffman worked for the Tennessee Eastman Corporation at the Y-12 Plant.