SECTOR, OR "COMPAS DE PROPORTION", 6 VOL. IN FRENCH

i. Ozanam, Jacques (1640-1718). L'usage du compas de proportion... dernière edition, corrigée & augmentée. Paris: Jombert, 1736, 8vo, 2 engraved plates, woodcut illustrations, contemporary calf, spine gilt, modern folding cloth box, (bought from The Antiquarian Scientist, Acton, MA, 1982), [T&W O72], text browned, spine slightly worn at head and footii. another edition. Paris: Jombert, 1748, 8vo, 12 folding engraved plates, 12pp. Jombert catalogue at end, contemporary calf, spine gilt, modern folding cloth box, (bought from George Walford, London, 1981), [T&W O73]iii. another edition. Paris: Jombert, 1769, 8vo, 12 folding engraved plates, modern calf, modern folding cloth box, (bought from Historical Technology, Marblehead, MA, 1987), [T&W O74]iv. another edition... ouvrage revu... par J.G. Garnier. Paris: Firmin Didot, 1794, 12mo, 12 folding engraved plates, 5 folding printed tables, contemporary calf-backed boards, modern folding cloth box, (bought from Wood, 1985), [T&W O75], spine rubbedv. Toussaint de St. Marcel. Usage d'un compas de proportion a quatre boites. Paris: chez Lamy, 1783, 8vo, half-title, engraved frontispiece and 4 folding plates, modern red morocco gilt by Marc Ollivier, (Arnaud de Vitry d'Avaucourt (1926-2012), ex-libris, sale in these rooms, 10 April 2002, lot 810, Erwin Tomash), [T&W T48]vi. Rossi, Gaetano (1767-1826). Le compas de proportion. Geneva: Luc Sestié, 1802, 8vo, copy no.399, signed by author on authentication leaf, half-title, one folding engraved plate, errata leaf at end, contemporary green calf-backed boards, spine gilt, (Arnaud de Vitry d'Avaucourt (1926-2012), sale in these rooms, 3 November 1998, lot 293, Erwin Tomash), [T&W R116]

the condition of this lot is as described in the catalogue description
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."