M. J. Holman

E. W. Montgomery

E. W. Montgomery worked for the United States Engineer District Office.

S.D. Smiley

Smiley worked at the 200 West Area at Hanford during the Manhattan Project.

Ralph Nobles

Ralph Nobles was one of three brothers to work on the Manhattan Project. He and his brother William worked at Los Alamos, while brother Robert was at the University of Chicago’s Metallurgical Laboratory.

Robert L. Thrap