National Museum of Nuclear Science & History
Pechar worked in the 300 Area at Hanford during the Manhattan Project.
Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Joe R. Brown served as a corporal in the 393rd Bombardment Squadron. He was the radar operator regularly assigned to the B-29 Some Punkins.
