W. J. Sweeney

Joseph Reisberg

Roseph Reisberg was a staff worker at Los Alamos during the Manhattan Project.

H. F. Jacobsen

H. F. Jacobsen worked for the Union Carbide & Carbon Corporation.

Clyde Fiddler

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

J. C. Mertz