Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

John J. Kroes

1st Ordnance SquadronTinian Island

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

John J. Kroes served in the 1st Ordnance Squadron.

Related Profiles

Harold Delaney

Chicago, IL

Harold Delaney (1919-1994) was an American chemist. Delaney was born in Philadelphia in 1919, and went on to receive a B.

Clare Whitehead

Hanford, WA

Clare Whitehead joined the Women’s Army Auxiliary Corps (WAAC) in 1943. After training in the Manhattan Engineer District and working in Oak Ridge, she transferred to Hanford, where she was a secretary for military intelligence.

Henry E. Fritz

Oak Ridge, TN

Henry Fritz was a chemist in the Special Engineering Detachment assigned to the K-25 Plant in Oak Ridge, Tennesee.

Cyrus Feldman

X-10 Graphite Reactor

Attended the University of Pennsylvania.