National Museum of Nuclear Science & History
Wallen worked at the 300 Area at Hanford during the Manhattan Project.
Jay Wechsler enlisted in the Army in 1943 and spent several months at Oak Ridge working as an Army construction engineer, In the winter of 1943, he was suddenly transferred to Los Alamos, where he began working directly with Otto Frisch.
Charles C. Jones served in the 393rd Bombardment Squadron.
