Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

R. L. Helgeson

Project Staff Research & Development/300 Area

Hanford, WA
Manhattan Project VeteranProject Worker/Staff
The 300 Area at Hanford, WA today

Helgeson worked at the 300 Area at Hanford during the Manhattan Project.

Related Profiles

John R. Kelleher

Tinian Island

John R. Kelleher served in the 1st Ordnance Squadron. 

David Greenglass

Los Alamos, NM

David Greenglass (1922-2014) was a machinist and member of the Special Engineer Detachment who engaged in espionage activities for the Soviet Union at Los Alamos during the Manhattan Project.

J. G. Branfeld

Tinian Island

J. G. Branfeld served as a sergeant in the 390th Air Service Group.

Geo W. Galloway

Los Alamos, NM