National Museum of Nuclear Science & History
George Riggenbach was a staff worker at Los Alamos during the Manhattan Project.
Before he came to Hanford Sam Campbell had a varied work history, including service with the coast artillery in the Philippines and pipeline construction in South America.
Captain John Allen Anthes (1913-2015) was a chemical engineer who worked in the Special Materials section of the Madison Square Area of the Manhattan District in New York City.
