Frank A. Mitch

Clark Smith

Daniel J. Mullane

Daniel Mullane worked in Los Alamos from 1943 to 1945 as a technician. He helped develop a source holder for the uranium gun-type bomb before moving back to Detroit after the war.

Irvin Mastin

Irvin Mastin worked for the J.A. Jones Construction Company.

Charles K. Krause

Charles K. Krause was a consultant for the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.