National Museum of Nuclear Science & History
John Zuidema worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Elinor Bowman was a laboratory assistant in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
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.