Charles A. McKenny

Jack Miller

Jack Miller worked as a plant operator at Hanford. He began by working at the 300 Area under Leona Marshall, then switched to the 100 Area where he continued working for 33 years.

Joseph Levinger

Joseph Levinger was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

John A. Derry

Major John A. Derry was a  top military assistant, mainly working in Washington D.C., during the Manhattan Project.

John C. Hallquist