Nummer: 09715
| Area : | Western Area |
| Sea area : | Gulf of Mexico |
| Date of attack : | 20.05.1942 |
| Time of attack : | 19:08 |
| Nationality of U-boat : | German |
| U-boat : | U 753 |
| Commander : | Manhardt von Mannstein |
| Grid : | DL 6639 |
| presumed target type : | Steam Freighter id |
| presumed tonnage : | 6000 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 20.05.1942 |
| Time of observation : | 20:14 |
| Nationality of target : | American |
| Actual type of target : | Steam Freighter |
| Name of target : | George Calvert |
| Year of launch : | 1942 |
| Actual tonnage : | 7191 BRT |
| Actual result : | sunk |
| Position of target : | 22.55n 84.26w |