National Museum of Nuclear Science & History
R. F. Ridgeway worked for the Roane-Anderson Company.
Fred Moore worked for the Kellex Corporation at the K-25 Plant.
Louis Martinelli worked for the United States Engineer District Office.
Elmer began working with the Manhattan Project in 1941. He was one of the first people to arrive at Oak Ridge and experienced first-hand some of the difficulties there with cyclotrons and isotope separation.
