National Museum of Nuclear Science & History
Robert Lee Walker was an American physicist. Walker was born in 1919 in Saint Louis. He received a B.
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.
William R. Crotty served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Some Punkins.