National Museum of Nuclear Science & History
E. H. Grey worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Winzenburg worked for Stone and Webster Engineering Corporation.
Earl J. Blakney served in the 603rd Air Engineering Squadron.
L. L. Martin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
