S.G. Rivenbank

H. C. Seward

H. C. Seward worked for the Roane-Anderson Company.

H.P. Schultz

John M. Sprecher

John M. Sprecher was a chemical engineer. During the Manhattan Project, he worked for DuPont in Wilmington, DE.

Frederick C. Horlander

Frederick Horlander worked for the Tennessee Eastman Corporation at the Y-12 Plant.