| unknown | Ship Details | |
| 1774 | Departed on a Voyage to England (Captained by Powell, John) | BT98/35,73 |
| 1775 | Departed on a Voyage to England (Captained by Powell, John) | BT98/36,98 |
| 1775 | Returned from a Voyage to England (Captained by Powell, John) | BT98/35,323 |
| 1775 | Departed on a Voyage to England (Captained by Powell, John) | BT98/35,151 |
| 1775 | Returned from a Voyage to England (Captained by Powell, John) | BT98/35,73 |
| 1775 | Departed on a Voyage to England (Captained by Powell, John) | BT98/35,224 |
| 1775 | Returned from a Voyage to England (Captained by Powell, John) | BT98/35,151 |
| 1775 | Departed on a Voyage to England (Captained by Powell, John) | BT98/35,323 |
| 1775 | Returned from a Voyage to England (Captained by Powell, John) | BT98/35,224 |
| 1776 | Departed on a Voyage to England (Captained by Powell, John) | BT98/37,69 |
| 1776 | Returned from a Voyage to England (Captained by Powell, John) | BT98/36,327 |
| 1776 | Departed on a Voyage to England (Captained by Powell, John) | BT98/36,327 |
| 1776 | Returned from a Voyage to England (Captained by Powell, John) | BT98/36,98 |
| 1777 | Returned from a Voyage to England (Captained by Powell, John) | BT98/37,69 |