Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Homer M. O’Callaghan

LieutenantTinian Island

Los Alamos, NMWendover, UT
509th Composite GroupManhattan Project VeteranMilitary Veteran
North Airfield at Tinian Island.

Homer M. O’Callaghan served in the 1st Ordnance Squadron.

Related Profiles

Marlin C. Bradley

Los Alamos, NM

L. O. Hasselblad

B Reactor/100 Area

Hasselblad worked at the 100-F Area at Hanford during the Manhattan Project

Bernard Ticich

Los Alamos, NM

George A. Ullrich

K-25 Plant

George A. Ullrich was a chemist who performed analytical research at Clinton Laboratories in Oak Ridge, TN during the Manhattan Project.