F. B. McCann

Helen J. Arson

Helen J. Arson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.

M. P. Lafleur

M. P. Lafleur worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. H. Kistler

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

Walter J. Hamer