National Museum of Nuclear Science & History
Johnson worked at the 300 Area at Hanford during the Manhattan Project.
James R. Marchese served in the 603rd Air Engineering Squadron.
W. K. Quinlan worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John A. Simpson Jr. (1916-2000) was a distinguished American nuclear physicist and astrophysicist. Simpson was born on November 3, 1916 in Portland, Oregon.