S/Sgt Robert M. Andren flew 21 missions, from 09/09/1944, mission #140, to 11/06/1944, mission #167. He served as a Ball Turret Gunner.
S/Sgt Andren served with the following crewman: 2nd Lt Frederick L. Campbell, S/Sgt Patsy C. Di Cicco, S/Sgt James B. Dryden Jr., 2nd Lt John H. Emch, S/Sgt Harold Fishbein, 1st Lt Raymond H. Hillestad, S/Sgt Raymond E. Kriz, 1st Lt Reginald L. McLeod and S/Sgt Chris A. Montoya