Louis Charles d'Albert (1620-1690), duke of Luynes, son of the constable, was an ascetic writer and friend of the Jansenists; Paul d'Albert de Luynes (1703-1788), cardinal and archbishop of Sens, an astronomer; Michel Ferdinand d'Albert d'Ailly (1714-1769), duke of Chaulnes, a writer on mathematical instruments, and his son Marie Joseph Louis (1741-1793), a chemist; and Honore Theodore Paul Joseph (1802-1867), duke of Luynes, a writer on archaeology.
The theorem of duality is considered and developed, but chiefly in regard to its metrical applications, by Michel Chasles in the Memoire de geometrie sur deux principes generaux de la science, la dualite et l'homographie, which forms a sequel to the Apercu historique l'origine t.
He was educated in Paris, where, under the guidance of Michel Breal and Abel Bergaigne, he imbibed a love for Oriental studies, to which for a time he entirely devoted himself.
In 1604 his friend Michel de la Rochemaillet prefixed to an edition of the Sagesse a Life, which depicts Charron as a most amiable man of purest character.
The fortress-abbey to which Mont St Michel owes its fame stands upon the more precipitous side of the islet towards the north and west, the sloping portion towards the east and south being occupied by houses.
Under the protection of the French ambassador, Michel de Castelnau, sieur de Mauvissiere, Bruno passed over in 1583 to England, where he resided for about two years.
The proverbs were edited by Francisque Michel (Paris, 1847), and the supplement by P. Hariston (Bayonne, 1892) and by V.
Fouquet, Des monuments celtiques et des ruines romaines dans le Morbihan (Vannes, 1853); James Miln, Archaeological Researches at Carnac in Brittany: Kermario (Edinburgh, 1880; and Excavations at Carnac: The Bossenno and the Mont St Michel (Edinburgh, 1877).
The first ascent was made in 1786 by two Chamonix men, Jacques Balmat and Dr Michel Paccard, and the second in 1787 by Balmat with two local men.
The church of St Michel belongs to the 15th century.