National Museum of Nuclear Science & History
T. H. Berry worked for the Edenfield Electric 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.
Hoylande Young Failey was a senior chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.