Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

R. B. Chalfant Sr.

Project StaffHanford, WA

Manhattan Project VeteranProject Worker/Staff

Related Profiles

Hugo Griep

Tinian Island

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

W. Chalgren

T-Plant/200 Areas

Chalgren worked at the 200 West Area at Hanford during the Manhattan Project. 

Samuel Goudsmit

Alsos Mission

Samuel Goudsmit (1902-1978) was a Dutch-American physicist. In May 1944, Goudsmit became scientific director of the Manhattan Project’s Alsos Mission, a top-secret operation responsible for gathering intelligence on Germany’s atomic program.

Henry E. Fritz

Oak Ridge, TN

Henry Fritz was a chemist in the Special Engineering Detachment assigned to the K-25 Plant in Oak Ridge, Tennesee.