George B. Daffron

H.W. Abbott

H.W. was a consultant at Metallurgical Laboratory in Chicago during the Manhattan Project.

R. Pierce

Pierce worked in the 200 West Area at Hanford during the Manhattan Project.  

Roberta A. Edwards

Roberta A. Edwards was a lab technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Robert R. Davis