A.W. Spanton

William Hinch

William Hinch was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Walter M. Longfelt

Walter M. Longfelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

J. Raymond Dahl

J. Raymond Dahl worked at the 300 Area at Hanford during the Manhattan Project.

Malcolm R. Barneby