Stanley C. Apgar

Charles W. Hagen

Charles W. Hagen was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

A. C. Holeman

Holeman worked at the 300 Area at Hanford during the Manhattan Project.

Augustus B. Kinzel

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.

E. E. Coulter