Roger Hamm

G. S. Allen

Allen worked at the 300 Area at Hanford during the Manhattan Project.

Josephine Winch

Josephine Winch was a research assistant in the chemistry division at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.

W.A. Richards

Richards worked at the 100-D area at Hanford during the Manhattan Project.

Harold R. Hadley