2nd Lt William B. Koch flew 6 missions, from 04/05/1945, mission #242, to 04/19/1945, mission #253. He served as a Navigator.
2nd Lt Koch served with the following crewman: Sgt Phyllis R. Allen, Sgt Ralph J. Gulbransen, 2nd Lt William M. Inman, 2nd Lt Joseph P. Kerkes, Sgt L.C. McGoon, Sgt Seymour Ostrowsky, Sgt J. Stringer and 2nd Lt Robert C. Wendling
