Walter Lones

Ernest Bigari

Jean M. O’Leary

Jean Marley O’Leary began working for General Leslie Groves in June 1941, when she was hired as his personal secretary.

J. T. Leahy

Leahy worked for Stone and Webster Engineering Corporation.

T. G. Clynes

T. G. Clynes worked for the Tennessee Eastman Corporation at the Y-12 Plant.