National Museum of Nuclear Science & History
Smith worked at the 100-D 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.
Snow worked at the 300 Area at Hanford during the Manhattan Project.
Eugene Olsen was a staff worker at Los Alamos during the Manhattan Project.