103 Squadron - Elsham Wolds
| Date | Hour | Aircraft | Pilot | Duty | Day | Night | Remarks | Route/Destination |
| 11.10.43 | 1630 | Lancaster A 868 | Sgt Usher | Navigator | 1.45 | . | . | Bombing. Abandoned due to weather |
| 21.10.43 | 1820 | Lancaster D 417 | F/Sgt Usher | Navigator | . | 2.10 | . | Bombing |
| 22.10.43 | 1850 | Lancaster P 401 | F/Sgt Usher | Navigator | . | 0.30 | New pilots would often be a passenger to gain time with an experienced crew | Bullseye (Abortive). FSgt Usher had done another trip to Leipzig with another crew as 2nd Pilot |
| 3.11.43 | 1120 | Lancaster B 527 | F/Sgt Usher | Navigator | 0.35 | . | . | Air Test |
| 3.11.43 | 1730 | Lancaster B 527 | F/Sgt Usher | Navigator | . | 4.30 | The main weight of the raid fell in the centre and south of the city, results of raid included extensive damage to housing and industrial premises but full details are unknown. Estimates between 23 and 118 casualties on the ground. | Operations to Dusseldorf DCO.Our first Op !!!!!!. Severe shaking of aircraft. Believe slipstream of aircraft in front. Nothing to be seen |
| 6.11.43 | 1900 | Lancaster B 530 | F/Sgt Usher | Navigator | . | 5.10 | Navigational test involving time and distance accuracy over a cross country route with several turning points | Bullseye |