National Museum of Nuclear Science & History
Frei worked for Stone and Webster Engineering Corporation.
Sergeant James T. Harris was a member of the Special Engineer Detachment stationed at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Joe L. Filichia served in the 603rd Air Engineering Squadron.
W. A. Swanson worked for the Union Carbide & Carbon Corporation.
Floyd A. Lemley served in the 603rd Air Engineering Squadron.
