D. B. Mars

H. F. Cleary

Cleary worked for Stone and Webster Engineering Corporation.

Ruth Ewen

Vern F. Denton

Vern Denton worked for the Tennessee Eastman Corporation at the Y-12 Plant.

W.G. Chmielewski

W. G. Chmielewski was a carpenter at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.