John L. McInnis

J.W. Robbins

Howard W. Anderson

Howard W. Anderson was a staff member at Los Alamos during the Manhattan Project.

Clarence H. Mathews

Clarence H. Mathews was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Joe Grills

Grills worked at the 100-B Area at Hanford during the Manhattan Project.