National Museum of Nuclear Science & History
Rachel Sanchez was a staff worker at Los Alamos during the Manhattan Project.
Arthur L. Hughes was an British/Welsh physicist. He worked on the Manhattan Project in St. Louis on the cyclotron and plutonium production and at Los Alamos, NM.
R. B. Jacobs worked for the Kellex Corporation at the K-25 Plant.
Knight worked in the 200 West Area at Hanford during the Manhattan Project.