National Museum of Nuclear Science & History
Paul Baranowsky served in the Army group at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Secundino Roybal was a staff worker at Los Alamos during the Manhattan Project.
Porter A. Richardson served in the Radar Section of the 393rd Bombardment Squadron.
Clifford E. Foster served in the 603rd Air Engineering Squadron.
Hartman worked for Stone and Webster Engineering Corporation.