National Museum of Nuclear Science & History
A. M. Hartman worked for the Roane-Anderson Company.
Bloch worked in the United States Engineer District Office.
Gabriel worked at the 300 Area at Hanford during the Manhattan Project.
J. E. Grumbach worked for the Edenfield Electric Company.
Joseph F. Gorman worked in mail and records for the Manhattan Engineer District, first in Syracuse, NY in 1936, then New York City.
