National Museum of Nuclear Science & History
Seymour S. Katz served in the 603rd Air Engineering Squadron.
Robley "Rob" Johnson arrived at Hanford on May 2, 1943, at the age of 35. He was one of the first repersentatives of the DuPont Company on the scene.
Harold L. Weiss served in the 390th Air Service Group.
Long worked for Stone and Webster Engineering Corporation.