William H. Wren

Czcslaw Rades

V. W. Storey

V. W. Storey worked for the Edenfield Electric Company.

John A. Fletcher

John Fletcher worked for the Tennessee Eastman Corporation at the Y-12 Plant.

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.