GRAMONT DE VILLEMONTÈS family, approx. 130 letters or documents, 1580-1831 and n.d. (defects in some documents). Set of letters and papers from this family, who lived at the Château de Lassalle in Calignac near Nérac. Family correspondence, business letters, various deeds... Will of Géraud Claverye (1652). Qualification of Mathieu Figuaderes' property (1695). Letters addressed to Duquesne, subdelegate of the Intendant of Guyenne in Nérac. Letters from Frédéric-Maurice III comte de Villemontès to his brother, from the camp in front of Maestricht and Ostend (1748), from the camp at Munich Holtzhausen, from the camp at Neuhaus (1759), from Frankfurt (1759-1760), from Auray (1761). Papers of Mathieu de Gramont de Villemontès, engineer, director of fortifications in the Leeward Islands (1763). Letters from Boutin, intendant de la généralité de Bordeaux, concerning the Lavardac foral (1765), from the Duc d'Aiguillon (1772). Gramont de Villemontès to his son at the engineering school in Mézières (1780-1781). César Faucher to Frédéric-Maurice IV, engineering officer (La Réole 1786), and other letters to him. Letter welcoming Frédéric-Maurice IV into the Société harmonique des amis réunis de Strasbourg (1786). Deliberation of the Nérac district council (1794). Forced loan (1800). Judgment of the Agen Commercial Court (1806). Letters from L. Gramont de Villemontès, gendarme d'ordonnance à cheval, to his father and brother (Berlin and Stettin 1807). Etc.