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| Date from | Date to | Event | Source |
|---|---|---|---|
| 1762 | Passed the Lieutenant's Examination ADM 107/6/33 | RNLPC | |
| 7.4.1772 | Lieutenant | BWAS-1714 | |
| 15.11.1775 | Commander | BWAS-1714 | |
| 15.11.1775 | 15.9.1777 | Viper (10)
1756-1779 , Commander, and Commanding Officer ADM 6/21/136British 10 Gun Unrated Sloop | BWAS-1714 |
| 15.9.1777 | Captain | BWAS-1714 | |
| 15.9.1777 | 24.10.1777 | Deal Castle (20)
1756-1780 , Captain, and Commanding Officer ADM 6/21/312British 20 Gun 6th Rate Ship | ADM 6/21 |
| 18.2.1779 | "Captain Samuel Graves, late commander of the Viper sloop, who on his return from commanding His Majesty's ships and vessels employed in the reduction of Ticonderago, in the year 1777, had the misfortune to be Wounded by a musket ball, which occasioned the loss of his arm" Awarded a pension of £200 pa. | ref:1002 | |
| 1.7.1779 | 17.12.1779 | Included in the list of captains receiving half-pay. | ADM 104 |
| 17.12.1779 | 10.5.1781 | Danae (32)
1779-1797 , Captain, and Commanding Officer ADM 6/22/66British 32 Gun 5th Rate Frigate | BWAS-1714 |
| 11.12.1781 | 5.6.1784 | Sceptre (64)
1781-1799 , Captain, and Commanding Officer ADM 6/22/381British 64 Gun 3rd Rate Ship of the Line | BWAS-1714 |
| 3.9.1782 | Battle of Trincomalee | ||
| 20.6.1783 | 2nd Battle of Cuddalore | ||
| 16.3.1795 | Superannuated Rear-Admiral | ADM 6/25 | |
| 5.1803 | 7.1803 | Impetueux (74)
1794-1813 , Captain, and Commanding OfficerBritish 74 Gun 3rd Rate Ship of the Line 1795 Renamed "Impetueux" | BWAS-1793 |