Walter H. Cottrell

James P. Lane

Amelia B. Smith

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

Edward J. Fredrick

Edward J. Fredrick was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

William L. Scivally

William Scivally was a staff worker at Los Alamos during the Manhattan Project.