Wilbur S. Henze

Samuel H. Gabel

G. E. Morthole

Referred to as G. E. Morthole in the 1945 Hanford directory and as G. E. Morthol in the 1944 directory.

Eugene S. Grennan

Eugene S. Grennan served as a 2nd lieutenant in the 509th Composite Group. He was the flight engineer on the Straight Flush during the Hiroshima mission.

H. R. Smith