Homer M. O’Callaghan served in the 1st Ordnance Squadron.
Homer M. O’Callaghan
LieutenantTinian Island
Los Alamos, NMWendover, UT
509th Composite GroupManhattan Project VeteranMilitary Veteran
National Museum of Nuclear Science & History
National Museum of Nuclear Science & History
Homer M. O’Callaghan served in the 1st Ordnance Squadron.