A French Empire maple giltwood and gesso concert harp, early 19th century, by Sebastian Erard, with seven pedals and 42 strings, the brass plate with engraved inscription: 'Erard Freres - Parbrevet Dinvention - Facteurs de forte piano & de Harpes du Roi - Deses Menus Plaisvis Dela court Imperiale de Russie - Monseigneur le Duc d'Orleans & de SA famille - Rue du mail no 13 & 21 a Paris', Once in the ballroom of the Pierre Hotel Fairfax penthouse, New York