National Museum of Nuclear Science & History
F. F. Brown worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Oftdahl worked in the 200 West Area at Hanford during the Manhattan project.
Dr. Theron G. Finzel was a chemical engineer/chemist. He worked for DuPont, and was asked to help on the Manhattan Project.
T. M. Keiller worked for the United States Engineer District Office.
Leo James Rainwater was an American physicist and winner of the 1975 Nobel Prize in Physics. As a graduate student at Columbia University, Rainwater assisted the Manhattan Project through research in the Substitute Alloy Materials (SAM) Lab.