National Museum of Nuclear Science & History
M. E. Ritchie served in the 390th Air Service Group.
Bob Emigh was in the Navy and worked with Deak Parsons on telemetry for the bombs. He was assigned as the science officer for the planned third bomb.
Lunt worked in the 300 Area at Hanford during the Manhattan Project.
Charles C. Fabinack served in the 603rd Air Engineering Squadron.