| Surname | Robertson |
| First Name(s) | Thomas Campbell |
| Date of Rank as Writer Writer | 1805, July 29 |
| Notification of Appointment from the Honourable Court of Directors | 1805, July 31 |
| Arrived in India | 1806, Dec 14 |
| Date 5 | 1809, Feb 18: Assistant to the Register of the Sudder Dewanny and Nizamut Adawlut. |
| Date 6 | 1809, Nov 28: Officiating Assistant to the Magistrate of Mymensing. |
| Date 7 | 1810, Jan 30: Assistant to the Magistrate and Register of Jessore. |
| Date 8 | 1810, April 3: Officiating Register of Mymensing. |
| Date 9 | 1810, Aug 27: Register and Assistant to the Magistrate of the Zillah of Backergunge. |
| Date 10 | 1812, July 11: Register of Shahabad. |
| Date 11 | 1814, April 19: Officiating Judge and Magistrate of Shahabad. |
| Date 12 | 1814, July 8: Register of the Zillah Court at and Assistant to the Magistrate of Ramghur, and Ex-Officio Assistant to the Collector of Behar. |
| Date 13 | 1815, Mar 11: Register of the City Court at Patna, and Ex-Officio Assistant at Ramghur. |
| Date 14 | 1815, May 2: Invested with the Special Powers described in Clauses 4 and 6, Section IX, Regulation XXIV, of 1814. |
| Date 15 | 1815, Dec 15: Officiating Judge and Magistrate of the City of Patna. |
| Date 16 | 1816, Jan 1: Acting Judge and Magistrate of Ramghur. |
| Date 17 | 1816, Mar 8: Continuing to officiate as Judge and Magistrate of Patna. |
| Date 18 | 1816, Dec 17: Acting Judge and Magistrate of Cawnpore. |
| Date 19 | 1820, Feb 4: Judge and Magistrate of Cawnpore. |
| Date 20 | 1823, Nov 20, Acting Judge and Magistrate of Chittagong. |
| Date 21 | 1825, Jan 7: Political Agent in the South East Frontier of Bengal. |
| Date 22 | 1825, April 29: Agent to the Governor General in Arracan, and Commissioner for the Management of Civil Affairs in that Province. |
| Date 23 | 1825, Aug 25: Agent to the Governor General in the South East Frontier, and Commissioner of Arracan. |
| Date 24 | 1825, Aug 26: Deputed as Commissioner of Ava. |
| Date 25 | 1826, June 15: On Special Duty for Examining certain Sentences in Cases of Murder passed by the Agent to the Governor General in the Saugur and Nerbudda Territories. |
| Date 26 | 1826, Oct 15: Proceeded to Europe on Furlough. |
| Date 27 | 1830, Oct 4: Returned to India. |
| Date 28 | 1830, Nov 30: Officiating Commissioner of Revenue and Circuit in the Bareilly Division. |
| Date 29 | 1830, Dec 28: Commissioner of Revenue and Circuit in the Bareilly Division. |
| Date 30 | 1831, Aug 16: Retaining the Superintendency of the Duties, connected with the Settlement under Regulation VII, of 1822. |
| Date 31 | 1831, Oct 28: Agent to the Governor General in the North East Frontier of Bengal, and Commissioner of Revenue and Circuit of Assam and the North Eastern Parts of Rungpore. |
| Date 32 | 1834, Feb 1: Commissioner of Revenue and Circuit in the Cuttack Division, and Officiating Judge of the Sudder Dewanny and Nizamut Adawlut at the Presidency. |
| Date 33 | 1834, Mar 17: Judge of the Sudder Dewanny and Nizamut Adawlut. |
| Date 34 | 1835, Nov 11: Provisional Member of the Supreme Council. |
| Date 35 | 1836, May 10: Judge of the Sudder Dewanny and Nizamut Adawlut. |
| Date 36 | 1838, Sept 17: Second Ordinary Member of the Supreme Council. |
| Date 37 | 1839, June 17: President of the Council of India and Deputy Governor of the Presidency of Fort William in Bengal, and Deputy Governor of Fort William and of the Town of Calcutta. |
| Date 38 | 1840, Feb 4: Lieutenant Governor of the North Western Provinces. |