Clifford E. Foster

Coye T. Vincent

Coye Vincent was a staff worker at Los Alamos during the Manhattan Project.

Harry Kellogg

W. R. Studhalter

W. R. Studhalter worked for the United States Engineer District Office.

Joseph Caldwell

Joseph Caldwell was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.