Richard V. Vertz

Willard J. Koetje

William Cavin

William Cavin was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Jas M. Welch

Jas Welch worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Ruth Marshak

Ruth Marshak was an American teacher and the wife of physicist Robert Marshak. Marshak was born in 1916.