Carved ivory mirror box valve decorated with a gallant ride. 19th century in the style of Parisian ivories from the first quarter of the 14th century H. 12.3 cm - W. 12 cm - D. 145.3 gr (tiny lack) Provenance: former collection of Count Raoul Coustant d'Yanville, Etude Vallier et Bivort sale, February 27-28, 1907, Paris-Drouot, salle 1, lot no. 26, illustrated. Count Raoul Coustant d'Yanville, 3rd Count of Yanville, was born on August 16, 1839 in Paris and died on April 15, 1906 in Nice. He remained a bachelor. He was a general councillor for Calvados and owner of Château de Tillet in Cires les Mello, Oise. His collection was sold at Hôtel Drouot, Paris, in February 1907.