Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Leonard Krouldis

Laboratory AssistantChicago, IL

Manhattan Project VeteranProject Worker/Staff

Leonard Krouldis was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Related Profiles

John P.H. Kelly

Hanford, WA

Bernard H. Bean

Tinian Island

Bernard H. Bean served in the 1027th Air Material Squadron. 

J. C. Bigler

Hanford, WA

Mrs. T. H. Olmstad

Los Alamos, NM