Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

John R. Klein

MachinistLos Alamos, NM

Chicago, IL
Manhattan Project VeteranMilitary VeteranSpecial Engineer Detachment
John R. Klein

John Klein was a member of the Special Engineering Detachment. He worked at the Metallurgical Lab at the University of Chicago and at Los Alamos. He was a supply sergeant and a machinist, helping construct some of the fixtures for the Trinity test site. 

Related Profiles

Irvin F. Poehls

Tinian Island

Irvin F. Poehls served as a technical sergeant in the 390th Air Service Group.

W. D. Lee

Hanford, WA

Joseph Howland

Oak Ridge, TN

Joe W. Howland was a medical officer in charge of special problems in the US Army, stationed in Oak Ridge, Tennessee and Rochester, New York during the Manhattan Project.

Lawrence Fox

Tinian Island

Lawrence Fox served in the 1395th Military Police Company, Aviation.