[Versailles and Ville d'Avray] Set of three engravings: - After Adam PERELLE (1640-1695) engraved by Nicolas Jean-Baptiste DE POILLY (1712-1758). "Veüe et perspective du Chasteau et la Grotte de Versailles". Etching on laid paper (foxing), inscribed in the plate "N.Poilly ex / APerelle del et fc" and titled in the margin. Dim. subject : Height. 20 cm - Width 29 cm *The Téthys cave is shown in the center of the engraving. It was an artificial grotto built in 1666 and destroyed in 1684 when the château was enlarged. Also included: - Raymond BRECHENMACHER (1897-?). Bassin de Flore in the gardens of the Château de Versailles. Burin engraving, annotated in pencil in the lower right margin "Burin exécuté par Monsieur Brechenmacher 1er Prix de Rome 1922". Dim. subject : Height. 31 cm - Width 24 cm *Raymond BRECHENMACHER 1er prix de Rome. - Balthazar Jean BARON (1788-1869). Two figures on a bridge in Ville d'Avray. Etching located in Ville d'Avray and dated May 5, 1846, lower right in the plate, inscription in Latin in the center of the plate. Dim. subject. Height 16.5 cm - Width 12 cm