R. A. Fetterman

Carol D. Feemster

W. L. Trumper

Trumper worked for Stone and Webster Engineering Corporation.

Charles Robert Emigh

Bob Emigh was in the Navy and worked with Deak Parsons on telemetry for the bombs. He was assigned as the science officer for the planned third bomb.

Ewell Neil

Ewell Neil worked for the Roane-Anderson Company.