| Crewmember | Sergeant J J C Mercier |
|---|---|
| Rank | Sergeant |
| Service number | R135156 |
| Awards | unknown |
| Date as recorded | 24/25.06.43 |
| Date range | 1943-06-24 to 1943-06-25 |
| Squadron / unit | 432 |
| Aircraft | Wellington X (HZ518, code QO-A) |
| RAF station / departure | Skipton on Swale |
| Time | 23:05 |
| Location / duty / target | Wuppertal |
| Incident | Presumed crashed in sea |
| Fate | Killed |
| Buried or commemorated | unknown |
| Command | unknown |
