Nummer: 01117
| Area : | Western Area |
| Sea area : | North Sea |
| Date of minelaying : | 22.01.1940 |
| Nationality of U-boat : | German |
| U-boat : | U 57 |
| Commander : | Korth |
| Grid : | AN 1752 |
| presumed target type : | --- |
| presumed tonnage : | ---- --- |
| presumed result : | hit not ascertained |
| Used weapon(s) : | Sea mine(s) |
| Date of sinking : | 26.01.1940 |
| Nationality of target : | British |
| Actual type of target : | Passenger Liner |
| Name of target : | Durham Castle |
| Year of launch : | 1904 |
| Actual tonnage : | 8240 BRT |
| Actual result : | sunk |
| Position of target : | near Cromarty |
| Footnote : | There is no final proof: "Durham Castle" may have been sunk by a mine of U-57 or on another barrage. |
| updated on: | 00.00.0000 |
| Remark: | AG Wohnschiff (RN) |