National Museum of Nuclear Science & History
P. M. Putnam worked for the J.A. Jones Construction Company.
Roger S. Warner, Jr. was a civilian scientist who worked as part of Project Alberta, the team that transported and assembled all the components of the two atomic bombs before the August 1945 bombings of Hiroshima and Nagasaki.
James Downey was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
