M.A. Spear

C. L. Dudley

C. L. Dudley worked for the Roane-Anderson Company.

S.T. Cantrill

S. T. Cantrill was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H.T. Simpson

C. J. Wood

Wood worked at the 100-D Area at Hanford during the Manhattan Project.