National Museum of Nuclear Science & History
Stemler worked for Stone and Webster Engineering Corporation.
Robert E. Keister served in the 393rd Bombardment Squadron.
William “Bill” J. Knox was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Joseph Mcguire was a chemist with the Special Engineering Detachment at the Y-12 Plant in Oak Ridge, Tennessee.
Zen B. Portwood worked for the J.A. Jones Construction Company.
