Irene Hennick

W. Sadler

Sadler worked at the 100-B Area at Hanford during the Manhattan Project.

George J. Weigandt

George J. Weignandt served in the 393rd Bombardment Squadron.

Fredrick “Fred” D. Johnson

Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H.R. Hughes