National Museum of Nuclear Science & History
Attended Carnegie Technical Institute.
Gebhart worked in the 200 East Area at Hanford during the Manhattan Project.
Gordon C. Pharr served in the First Ordnance Squadron.
Gus Essig began working on the Manhattan Project in May, 1946 in Dayton, Ohio. Essig was selected to work in the highly classified initiator program and spent several months at Los Alamos learning how to design and construct initiators.