Lloyd H. Nelson

Andrew H. MacMahon

Andrew H. MacMahon was the Chief Property Officer of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

George Chesrown

Chesrown worked at the 300 Area at Hanford during the Manhattan Project. 

Leonard V. Quartararo

Leonard Quartararo was a staff worker at Los Alamos during the Manhattan Project.

J. S. McMahon