W.E. Jordan

Dellis Caho

Dellis Caho was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Robert R. Williamson

Robert R. Williamson was a laboratory assistant and computer at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.

Paul Tinsley

Paul Tinsley worked for the H. K. Ferguson Company.

L. V. Swanson