National Museum of Nuclear Science & History
S. C. Barnett worked for the Union Carbide & Carbon Corporation.
Al Threadgill worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hinson worked at the 100-B Area at Hanford during the Manhattan Project.
Leo Wojtanowski worked in a shop at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.