No.16 EFTS didn't record much about the loss of N5451, but No.11 (P)AFU had a few entries in their ORB about it.
August 31st 1944, “Chellaston, Derbyshire. Map Ref. 838508 Fatal accident involving Oxford I, NM.637. After having taken off from Church Lawford, whilst engaged on a cross country flight, this aircraft was observed to collide with Tiger Moth N5451 of No.16 EFTS, Derby. Both aircraft crashed and the pilot u/t, in Oxford NM637, 1801097, Sgt Bell W.H.J., was killed. A court of enquiry has been convened to investigate this accident.”
Peak District Air Accident Research