National Museum of Nuclear Science & History
J. J. Maroone worked for the Union Carbide & Carbon Corporation.
Attended the Cooper Union for the Advancement of Science and Art.
Smutz worked at the 300 Area at Hanford during the Manhattan Project.
Arthur D. Henderson served in the 320th Troop Carrier Squadron.
Roy V. Henderson was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.