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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.

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Richard’s last name has been misspelled multiple times. Alternative spellings include “Kermadjian” (incorrectly recorded in a Roll Call for the 4617th MP Detachment) and “Karanedjian” (in the first volume of the Los Alamos Times, published March 15th, 1946).

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