Thomas L. Heddy

E. R. Spangler

E. R. Spangler worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Lawrence O’Rourke

Lawrence S. O’Rourke began working on the Manhattan Project at Columbia University after he was called up from the Army Reserves in 1943.

E. S. Bell

G. R. Collins

Collins worked for Stone and Webster Engineering Corporation.