Revolution, First Empire and miscellaneous. - Set of approximately 400 letters and items. Mainly 18th-19th centuries. This set relates in particular to the military career of Louis-René Potier de Pommeroy from 1786 to 1814. This officer, who retired with the rank of captain, was stationed in Saint-Domingue (1790-1792), emigrated in 1793, then returned to France under the Directoire and served as aide-de-camp to General Léonard Müller until 1814, notably in Germany when the latter was commander-in-chief of an army (1799) or in Corsica (1801). Louis-René Potier de Pommeroy was made a Knight of the Legion of Honour in 1805. This part of the set includes service records, with details of his most notable actions, particularly in Saint-Domingue: capture of Gros-Morne, engagement near the "habitation Cagnet", a "bloody battle" in the "affaire du Grand Boucan", battle at the "habitation des Varennes". It includes letters and documents from various personalities: the Minister of the Navy and the Colonies Charles Eugène Gabriel de La Croix de Castries (1786), the Governor-Lieutenant-General of the Leeward Islands Marie-Charles Du Chilleau (1789), General Léonard Muller (1798-1801), the future Marshal Louis-Alexandre Berthier (1801), General Joseph-Mathias Fririon (1810), General Jean-Dominique Compans (1814), etc. It also concerns other people from the French colonial era. It also concerns other members of the same family, including, for example, Augustin-Ignace-Gabriel Potier de Pommeroy, who was a commander in the chasseurs and a member of the Chamber of Deputies (letters and documents from the Minister of the Interior, Tanneguy Duchâtel, 1847, and from the future General Aristide de Gondrecourt, 1859, etc.), Auguste Cajétan, who was a commander in the chasseurs and a member of the Chamber of Deputies.), Auguste Cajétan Dufaur de Faussac who was a lieutenant in Soubise's company from 1782 and a noble chasseur in Condé's army in 1794 (letter from the Minister of War Henry Clarke, 1816, etc.), or Henri-Charles de Beaucorps dit La Bûcherie, sergeant in the King's regiment (colonel Claude-Louis-François de Régnier, comte de Guerchy, 1759, etc.), etc. With a genealogical document signed by Jérôme Bignon, Intendant of Picardy (1699).