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

Hugo Griep

Tinian Island

Hugo Griep served in the 1395th Military Police Company, Aviation. 

Percy Stoarts

Y-12 Plant

Percy Stoarts worked for the Tennessee Eastman Corporation at the Y-12 Plant.

W.D. Smutz

Research & Development/300 Area

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

Robert H. Shumard

Tinian Island

Robert H. Shumard served as a sergeant in the 393rd Bombardment Squadron. He worked as an assistant engineer, aiding the other crew engineers with keeping the planes running during bombing missions.