Ralph E. Morang Jr.

Martin P. Warren

Martin Warren was a staff worker at Los Alamos during the Manhattan Project.

A. V. Cuppy

John W. Burr

John W. Burr was a research assistant in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago during the Manhattan Project.

John R. Klein

John Klein was a member of the Special Engineering Detachment. He worked at the Metallurgical Lab at the University of Chicago and at Los Alamos.