Nummer: 09919
| Area : | Western Area |
| Sea area : | Carribean Sea |
| Date of attack : | 29.05.1942 |
| Time of attack : | 21:37 |
| Nationality of U-boat : | German |
| U-boat : | U 504 |
| Commander : | Poske |
| Grid : | EB 2120 |
| presumed target type : | Steam Freighter id |
| presumed tonnage : | 1597 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 29.05.1942 |
| Nationality of target : | British |
| Actual type of target : | Steam Freighter |
| Name of target : | Allister |
| Year of launch : | 1903 |
| Actual tonnage : | 1597 BRT |
| Actual result : | sunk |
| Position of target : | 18.23n 81.13w |
