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Succession of field-officers, captains, paymasters, adjutants, quartermasters, surgeons, and assistant-surgeons, in the several regiments of cavalry and of the line, etc., from the year 1800 to 1839 inclusive, printed for the Commissioners of the Royal Hospital, Chelsea. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0). Source: Wellcome Collection.