[ALMANACH]. Royal Almanac, year M. DCC. L. Paris : Veuve d'Houry, Le Breton petit-fils d'Houry, 1750 - In-8, 191 x 129 : 456 pp. Black morocco, gilt rocaille plate framed on the boards, ornate spine, inner gilt roulette, gilt floral paper lining and endpapers, gilt edges (period binding). Splendid copy of this almanac decorated with a plate by Pierre-Paul Dubuisson (17..- circa 1762), described by Rahir under n°184c (Books in rich bindings, Paris 1910). It bears the engraved label of Dubuisson opposite the title. A copy with prestigious provenances, having been successively part of the collection of Mortimer L. Schiff and then of John Roland Abbey. Previously, i.e. at the end of the 18th century, it belonged to a military man who left his handwritten bookplate on the verso of the last blank page: " apartien (sic) au Capitaine Mariotte à la 92em 1/2 Brigade d'infanterie de ligne ". A very well preserved copy. Trace of an ex-libris on the verso of the first guard. Provenance: Captain Mariotte, with manuscript bookplate (18th century). - Mortimer L. Schiff, with bookplate (cat. July 5, 1938, n° 589). - John Roland Abbey, with bookplate (cat. June 1967, n° 1606).