Douglas V. Watrous

J. A. Swarthout

Hugo Leckelt

Hugo Leckelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

I. Roth

Roth worked at the 200 East Area at Hanford during the Manhattan Project.

C. M. Sheldon

C. M. Sheldon worked for the J.A. Jones Construction Company.