Sgt James D, O'Brien flew 1 missions, from 03/03/1944, mission #30, to 03/03/1944, mission #30. He served as a Ball Turret Gunner.
Sgt O'Brien served with the following crewman: Sgt James E. Bachler, Sgt James R. Baehler, 2nd Lt Cyrus P. Bennett, S/Sgt Arnold H. Carpenter, Sgt James E. Fahnestock, S/Sgt Elmer M. Fetzer, 2nd Lt Dene C. Gober, T/Sgt Cecil B. Greer, S/Sgt Morris C. Harp, 2nd Lt James R. Irwin, 2nd Lt Dana M. Lenkeit, 2nd Lt George R. Lewis, 2nd Lt Alexander R. Livingstone, S/Sgt Alexander M. Martinelli, T/Sgt Elmer C. Munch, 2nd Lt Edward T. O'Neill, T/Sgt Jesse O. Pack, T/Sgt Maurice C. Priest, Sgt Victor P. Street and 2nd Lt Myrick J. Whiting
