National Museum of Nuclear Science & History
H. G. Arnett worked for the Roane-Anderson Company.
Augustus “Gus” Kinzel was an American metallurgical engineer. He graduated at age eighteen from Columbia College, and earned a PhD in metallurgical engineering from the University of Nancy in France.
Evelyn Thornton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Crawford worked in the United States Engineer District Office.