National Museum of Nuclear Science & History
M. F. Welch worked for the United States Engineer District Office.
Clyde Bowles worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Robert Holmberg was born in Fort Dodge, Iowa, and began working on the Manhattan Project at the Chicago Met Lab and at Ames Laboratory in Iowa.
Duffer Crawford worked for the civilian contractor Kellex Coroporation in New York under the supervision of Judson Swearingen.
