National Museum of Nuclear Science & History
H. W. Brackney worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Martens worked in the 200 West Area at Hanford during the Manhattan Project.
