James R. McGuffey

D. C. Hart

Hart worked for Stone and Webster Engineering Corporation.

Maurice Shapiro

Maurice “Maury” Shapiro was an American physicist who studied underwater explosions at Los Alamos during the Manhattan Project.

Manuel Morales, Jr.

George Graves

George Graves was a technical advisor at Hanford, and so famous there that he inspired a poem: "We'd called up a tight design/ Hewn strictly to the longhairs' line.