12 Dec 1793 Surgeon 12th Regiment of Dragoons by purchase of commission.
4 Apr 1800 Purveyor.
Aug 1800 Attached to the army serving in the Mediterranean under Sir Ralph Abercrombie.
Malta 1802 Purveyor at the Military Hospital Valletta.
Purveyors supplied the hospital with its equipment. They also procured the diets for the patients as prescribed by the physician, kept accounts of hospital provisions and expenditure, and made requisitions for medical stores on the Surgeon General.
Malta 1803 Purveyor.
Malta 1804 Purveyor.
Malta 1805 Purveyor.
Malta 13 Sept 1806 Embarked to join the army in Sicily.
11 Dec 1811 Letter from the Army Medical Board to Deputy Inspector Green, notifying him of the appointment of Purveyor to the Forces Dickson G. to the Sicilian Command.1
15 Nov 1822 Dismissed from HM Services for fraudulent practices and gross misconduct in the Peninsula.