| unknown | Ship Details | |
| 1778 | Returned from a Voyage to Portugal (Captained by Dowe, Michael) | BT98/39,123 |
| 1778 | Returned from a Voyage to Portugal (Captained by Dowe, Michael) | BT98/39,123 |
| 1778 | Departed on a Voyage to Portugal (Captained by Dowe, Michael) | BT98/39,123 |
| 1778 | Departed on a Voyage to Portugal (Captained by Dowe, Michael) | BT98/39,123 |
| 1779 | Returned from a Voyage to Ireland (Captained by Dowe, Michael) | BT98/39,215 |
| 1779 | Departed on a Voyage to Ireland (Captained by Dowe, Michael) | BT98/39,215 |
| 1779 | Returned from a Voyage to Ireland (Captained by Dowe, Michael) | BT98/39,215 |
| 1779 | Departed on a Voyage to Ireland (Captained by Dowe, Michael) | BT98/39,215 |