Mark I. Jasinski

Ethel G. Moonan

Ethal Moonan was a staff worker at Los Alamos during the Manhattan Project.

J. J. Maroone

J. J. Maroone worked for the Union Carbide & Carbon Corporation.

R. N. Criss

Pauline McGrath

Pauline McGrath was a secretary at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.