| Crewmember | Flight Lieutenant G J Wallis |
|---|---|
| Rank | Flight Lieutenant |
| Service number | unknown |
| Awards | unknown |
| Date as recorded | 25/26.06.43 |
| Date range | 1943-06-25 to 1943-06-26 |
| Squadron / unit | 103 |
| Aircraft | Lancaster I (W4827, code PM-W) |
| RAF station / departure | Elsham Wolds |
| Time | 23:19 |
| Location / duty / target | Gelsenkirchen |
| Incident | Crashed Nieuw Vennep Holland |
| Fate | PoW |
| Buried or commemorated | unknown |
| Command | unknown |
