Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

G. R. Jessen

Project StaffB Reactor/100 Area

Hanford, WA
Manhattan Project VeteranProject Worker/Staff
The first large-scale nuclear reactor in history, the B-Reactor, in Hanford, Washington

Jessen worked at the 100-F Area at Hanford during the Manhattan Project. 

Related Profiles

Jimmie Sparrow

Tinian Island

Jimmie Sparrow served in the 390th Air Service Group. 

M. C. Abney

Hanford, WA

Millard F. Sloan

Oak Ridge, TN

Millard Sloan was a chemical operator at the Y-12 Plant in Oak Ridge, Tennessee from 19445 to 1947. Sloan was a Tennessee native who served in India with the 12th Air Cargo Re-supply Squadron of the US Army before working at Oak Ridge.

K.I. Shreck

Hanford, WA