James H. Bridges

Duillio DiCostanzo

Duillio DiCostanzo worked at the shop in the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H. T. Ledford

H. T. Ledford worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. A. Brynildson

W. E. Allender

W. E. Allender worked for the Fercleve Corporation.