Frank D. Duffy

J. N. Chancellor

J. N. Chancellor worked for the Roane-Anderson Company.

Duffer Crawford

Duffer Crawford worked for the civilian contractor Kellex Coroporation in New York under the supervision of Judson Swearingen.

O. R. Cole

H. A. Killebrew

H. A. Killebrew worked for the Tennessee Eastman Corporation at the Y-12 Plant.