National Museum of Nuclear Science & History
Richard Shepard joined the Manhattan Project at Oak Ridge, working in the K-25 Plant as a member of the Special Engineer Detachment.
Felix DePaula was born in Brooklyn, New York on June 3, 1926. He was drafted into the U.S. Army in 1944, and placed in the Army Corps of Engineers.
Robinson worked for Stone and Webster Engineering Corporation.
E. H. Grey worked for the Tennessee Eastman Corporation at the Y-12 Plant.