Calder, William Henry Died
Personal Information
| Rank | WO2 |
| Forename(s) | William Henry |
| Surname | Calder |
| Gender | M |
| Age | 24 |
| Date of Death | 22-06-1943 |
| Next of Kin | Son of John and Mildred Calder, of Mayerthorpe, Alberta, Canada. |
Aircraft Information
| Aircraft | Vickers Wellington X |
| Serial Number | HE981 |
| Markings | AL- |
Memorial Information
| Burial/Memorial Country | Netherlands |
| Burial/Memorial Place | Bergen-op-Zoom War Cemetery |
| Grave Reference | Coll. grave 25. C. 1-2. |
| Epitaph | TIME PASSES ON BUT MEMORIES LINGER |
IBCC Memorial Information
| Phase | 2 |
| Panel Number | 140 |
Enlistment Information
| Service Number | R/116334 |
| Service | Royal Canadian Air Force |
| Group | 6 |
| Squadron | 429 (Bison) |
| Squadron Motto | Fortunae nihil (Nothing to chance) |
| Trade | Air Gunner |
| Country of Origin | Canada |
Other Memorials
| Location | Allerton Park Castle, Allerton, North Yorkshire |
| Country | United Kingdom |
| Memorial Type | Inscribed Metal Plaque |
| Memorial Text | Memorial Garden dedicated to the 4272 personnel of 6 (RCAF) Gp based at Allerton Castle who gave the ultimate sacrifice during WWII to preserve our freedom |
The National Archives
| Record of Events (Operational Record Book) AIR 27/1852/12 |
| Summary of Events (Operational Record Book) AIR 27/1852/12 |
Fellow Servicemen
Please note that this list gives all the losses aboard the quoted aircraft and occasionally these may have occurred on an earlier date when the aircraft was not itself lost. Please check the dates of death carefully.
| Name | Outcome |
|---|---|
| Lown J L F (F/O) | Died |
| Rhodes A S (F/S) | Died |
| Sieffert A J (F/S) | Died |
| Wood J K (WO2) | Died |
Last Operation Information
| Start Date | 21-06-1943 |
| End Date | 22-06-1943 |
| Takeoff Station | East Moor |
| Day/Night Raid | Night (80% moon) |
| Operation | Krefeld. 705 aircraft, 44 losses (6.2%) with night-fighters counting for most of the losses (the night was moonlit). PFF marking was near-perfect (using Oboe). A large fire in the centre of Krefeld raged unchecked for many hours. Over 5500 houses destroyed, 1056 people killed and 72000 bombed out of their homes. |
| Reason for Aircraft Loss | Shot down by a night-fighter and crashed NNE of Roosendaal, Holland |