Lyle Martin

E. J. O’Black

O’Black worked in the 200 East Area at Hanford during the Manhattan Project.

Harold R. Walters

Richard Lyon

Richard Lyon was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

D. R. Treadwell

Treadwell worked at the 100-B and 100-D Areas at Hanford during the Manhattan Project.