J. A. Metcalf

Gerald Landsman

Gerald Landsman worked in the Instrument Section at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.

M. E. Brown

Frederick E. Bartholy

Frederick worked at Los Alamos during the Manhattan Project.

Horace O. France

Horace Owen France was an associate biologist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.