Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Leo A. Ohlinger

Senior Engineer; Section ChiefChicago, IL

EngineerManhattan Project Veteran

Leo A. Ohlinger was a senior engineer at the University of Chicago Met Lab. Ohlinger was also Section Chief of P-IX, Engineering Physics.

He worked in the Theoretical Group under Eugene Wigner and was involved in the design of water-cooled production reactors. These designs were the basis for the production reactors at Hanford.

Ohlinger later shared the patent for the design of the reactors. He was also a signer of the Szilard Petition.

Leo A. Ohlinger’s Timeline
19421946 Worked on the Manhattan Project at the University of Chicago Met Lab.

1945 Signed the Szilard Petition.

Related Profiles

Sanford L. Willner

X-10 Graphite Reactor

Attended the City College of New York.

Roy G. Merryman

Los Alamos, NM

Richard Emanatian

Hanford, WA

Richard Emanatian was with the military police detachment at Los Alamos during the war. He maintained secrecy through the rest of his life, and his family only found about his involvement long after his death.

Leona Marshall Libby

Chicago, IL

Leona Woods, later Leona Woods Marshall and Leona Marshall Libby, was perhaps the most well-known woman scientist working on the Manhattan Project.