National Museum of Nuclear Science & History
Joseph Lyford worked for the Kellex Corporation at the K-25 Plant.
Rife worked for Stone and Webster Engineering Corporation.
Matthew S. Muretic served in the 320th Troop Carrier Squadron.
Edward Smith was a chemical engineer employed by the civilian contractor Eastman Kodak at the K-25 Plant in Oak Ridge, Tennessee.
Andrew Kapral served in the 603rd Air Engineering Squadron.