2nd Lt Oscar R. McMahan flew 38 missions, from 08/16/1944, mission #130, to 01/17/1945, mission #197. He served as a Navigator.
2nd Lt McMahan served with the following crewman: Sgt Russell H. Albert, Capt Denver R. Charleville, 2nd Lt Dale A. Eckers, Flt O James S. Glidewell, 2nd Lt Billy S. Hockaday, Sgt Robert L. Jencks, S/Sgt Harry C. Knowles, T/Sgt Joseph M. Lech, Sgt Earl D. Oviatt, S/Sgt Julian Pasillas, T/Sgt Alexander J. Pedgarney, S/Sgt Theodore H. Schappert, S/Sgt David G. Steele, 1st Lt John Udy, Sgt Albert E. Warn, 2nd Lt William B. Woodward, 2nd Lt Dale F. Youel and S/Sgt Jack B. Young