National Museum of Nuclear Science & History
R. C. Wright worked for the Union Carbide & Carbon Corporation.
Cochrane worked at the 100-D Area at Hanford 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.
Theodore Petry (1924-2018) was a laboratory helper at the Chicago Met Lab. He was recruited while still in high school.