National Museum of Nuclear Science & History
Petty worked in the 100 B and D Areas at Hanford during the Manhattan Project.
Attended the University of Toledo.
Litchfield worked in the 100 F Area at Hanford during the Manhattan Project.
Jack Walz served in the First Ordnance Squadron.
John J. Norton was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.