National Museum of Nuclear Science & History
A. H. Caldwell worked for the G.G. Ray Company.
A. P. Montgomery worked for the Edenfield Electric Company.
Esther (Green) Floth worked as a secretary for General Leslie Groves during the Manhattan Project in Washington, DC.
James A. Parsons was an American chemical engineer. Parsons was born in Hand County, South Dakota. Upon graduation from South Dakota School of Mines and Technology, B.
