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

Raymand B. Frank

Los Alamos, NM

Oliver P. Scaife

Oak Ridge, TN

Oliver Scaife worked for the United States Engineer District Office.

William J. Cotter

Tinian Island

William J. Cotter served as a staff sergeant in the 393rd Bombardment Squadron. He was the radar operator regularly assigned to the B-29 Strange Cargo.

L. F. Hardy

T-Plant/200 Areas

Hardy worked at the 200 West Area at Hanford during the Manhattan Project.