J. P. Conlon

Richard D. Hodge

Richard Hodge worked for the Kellex Corporation at the K-25 Plant.

Helen Schneider

Helen Schneider was a staff worker at Los Alamos during the Manhattan Project.

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.

M.M. Shaw