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

Hubert P. Yockey

Oak Ridge, TN

Hubert P. Yockey is an American physicist who studied under J. Robert Oppenheimer at the University of California, Berkeley and worked with him during the Manhattan Project.

C. A. Nystrom

Y-12 Plant

C. A. Nystrom worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Larry Weintraub

Los Alamos, NM

Larry Weintraub (1921-2011) was a staff member at Los Alamos from 1946 until 1981. Born in Jersey City, Weintraub graduated from the Cooper Union Institute of Technology in 1942 with a degree in chemical engineering.

Bebette C. Chamberlain

Los Alamos, NM