Important Collection of 17 horological books comprising:

Beckett, Sir E., "A Rudimentary Treatise on Clocks And Watches And Bells", London, 1883. Seventh edition, revised and enlarged, numerous illustrations, 400 pages. One of the first 'Rudimentary Treatises, written in the spirit of J. Weale of Weale's Series. (2 examples, one edition has been re-band).Benson, James W., "Time And Time-Tellers", London, 1875.Original cover, over 65 illustrations, 189 pages. J. Benson charmingly describes the history of horology from Sun Dials and Clepsydra to Pendulums and the art of Complicated Perpetual Calendars. (2 examples).Booth, Mary L., "New and Complete Clock and Watchmakers' Manual", New York, 1882. 294 pages, Six illustrated plates with over 150 explanatory figures. The book, based primarily on M. Magnier's Le Normand and Janvier's Manuel de l'Horloger still remains as a profound compilation of translated horological works."A Catalogue of the Library and Museum of the Clockmaker's Company of London", London, 1875. Very good condition, 103 pages. A Catalogue of Books, Manuscripts, Specimens of Clocks, Watches and Watchwork, Paintings, Prints, &c., in the Library and Museum of the Worshipful Company of Clockmakers.Chapuis, Alfred, "De Horologiis In Arte: L'Horloge et la Montre à travers les Ages, d'après les Documents du Temps", Switzerland, 1954. Very good condition, 154 pages, beautiful pictures on every page. This book stands as a remarkable collection of timepiece imagery in works of art ranging from 15th @C. Florentine frescos, to the 20th @C. surrealist painter, Giorgio de Chirico.Chapuis, Alfred, & Droz, Edmund, "Les Automates: Figures Artificelles D'Hommes et D'Animaux", Switzerland. Very good condition, 421 pages, hundreds of illustrations.Ditisheim, Paul, & Lallier, Roger & L. Reverchon Le Commandant Vivelle, "Pierre Le Roy et La Chronométrie", Paris, 1940. Very good condition, 147 pages, many photographs and illustrations. One of the most fundamental works on the works of this French pioneer of precision horology.Ferguson, James, "Astronomy", London, 1794. Ninth edition, rebound in 1962, excellent condition, 503 pages, 17 technical astrological illustrations. James Ferguson explains the principles and discoveries of Sir Isaac Newton less than 70 years after Sir Isaac Newton's death in laymen's non-mathematical terms.Glasgow, David, "Watch and Clock Making", London, 1885. Good condition, 341 pages, 69 diagrams. An excellent reference textbook for the practical watch and clock workman.Gunther, Nicolaus, "Watch-Keys: Three Centuries of History and Development", West Germany, 1983. Very good condition, Translated from the German Taschenuhrschlussel-Geschichte und Entwicklung der Taschenuhrschlussel uber drei Jahrhunderte, Luxury Edition limited to 20 copies (No. 4), 109 pages, color and b/w photographs. The book gives a superb impression of the great variety of shapes, forms, and materials that have been used in the history of the watch key. Exceptionally rare.Kemlo, F., "Watch-Repairer's Handbook", Philadelphia, 1877. Original cover, 87 pages with illustrations. A complete guide to the young beginner in taking apart, putting together, and thoroughly cleaning the English lever and other foreign watches, and all American watches.Nelthropp, H.L., "A Treatise on Watch-Work, Past and Present", London, 1873. Original cover, 303 pages with illustrations, English. H. L. Nelthropp documents historical advances in horology, while fully explaining the mechanics as a technical art.Rees, A., "Rees's Cyclopaedia. Horology" London, circa 1820. Drawings to Rees's Cyclopaedia for horology. 47 pages of technical clock and watch movements, tools, and mechanisms.Tripplin, Julien, "Treatise on Modern Horology in Theory and Practice", London, circa 1880. Translated from the French of Claudius Saunier, 844 pages, b/w illustrations by wood blocks and coloured copper plates. Ever since its publication, this book has been the bible for serious watchmakers.Vial, Eugène & Côte, Claudius, "Les Horlogers Lyonnais de 1550 a 1650", France, 1924. Good condition, 253 pages, 8 illustrated plates. The monograph on the subject.

Franck Muller, Genève, "Cintrée Curvex Master Calendar", No. 35, Ref. 5850 MCL. Production of this reference started in the 1990's.Very fine, tonneau-shaped, astronomic, center-seconds, self-winding, 18K white gold gentleman's wristwatch with triple date calendar, moon phases and an 18K white gold Franck Muller buckle. Accompanied by a certificate featuring a personal note signed by Franck Muller.

C. two-body, solid, polished and brushed, case back with screws, sapphire crystal .D. "guilloché" silver with "Sun-ray" pattern and painted Arabic numerals, concentric bi-colored graduations for the seconds and the date, apertures for the days of the week, the months and the moon phases. "Spade" blued steel hands. M. Cal. 2800 MC, rhodium-plated, "fausses côtes" decoration, 21 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring, mirometer regulator, platinum rotor segment.Dial, case and movement signed.Dim. 32 X 45 mm.

Gérald Genta, "Rétro Classic", Ref. G 3634. Produced in the 1990's.Fine, jump-hour, self-winding, water-resistant, stainless steel gentleman's wristwatch with retrograde minutes, 40 hours autonomy and a stainless steel bracelet.

C. three-body, polished, case back with screws, reeded band, rounded bezel, straight lugs, screwed bars, domed sapphire crystal. D. Mother-of-Pearl with Arabic numerals, at the top, sector for the retrograde minutes, at the bottom, aperture for the jump-hour. "Epée" blued steel hand. M. Cal. 4503, rhodium-plated, 27 jewels, straight line lever escapement, monometallic balance, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 36 mm.Approx. overall length: 205 mm.

Mauboussin. Produced circa 2000.Fine, center-seconds, self-winding, water-resistant to 3 atm, stainless steel, 18K yellow gold and diamonds gentleman's wristwatch with date and a stainless steel and 18K yellow gold Mauboussin link bracelet with deployant clasp.

C. three-body, polished and brushed, transparent case back with 4 screws, bezel pavé-set with faceted round diamonds, winding-crown protected by a "Crown Guard", concave stepped lugs, sapphire crystals. D. anthracite grey with applied yellow gold Roman numerals, outer Mother-of-Pearl minute ring, aperture for the date. "Bâton" luminous yellow gold hands. M. Cal. 2892 A2, rhodium-plated, 21 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balane-spring, micrometer regulator.Dial, case and movement signed.Diam. 34 mm.

Breguet, "Heritage", No. 4307, Ref. 3670. Produced circa 2000.Very fine, tonneau-shaped and curved, self-winding, water-resistant, 18K white gold gentleman's wristwatch with an 18K white gold Breguet buckle. Accompanied by a fitted box and certificate.

C. "Empire", two-body, solid, polished, rounded bezel, reeded band, straight and curved lugs, 18K white gold screwed bars, sapphire "bombé" crystal. D. solid 18K gold, hand-"guilloché" and silver-plated with painted radial Roman numerals on a plain outer reserve, secret "Breguet" signature, auxiliary seconds dial. "Breguet" blued steel hands. M. Cal. 532, rhodium-plated, "fausses côtes" decoration, 25 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensatinflat balance-spring, "guilloché" 22K gold rotor.Dial, case and movement signed.Dim. 29 x 42 mm.

Patek Philippe &Cie, Genève, " Gondolo " , Ref. 4727/1. Produced in the 1980's.Fine, water-resistant, 18K yellow gold lady's quartz wristwatch with an 18K yellow gold Patek Philippe bracelet composed of three-row rectangular fluted links.

C. three-body, solid, polished, stepped bezel, fluted central lugs. D. off-white with applied yellow gold square indexes and Roman numerals. "Serpentine" yellow gold hands. M. Cal. E 15 with quartz standardization, 6 jewels, adjusted to 1 position.Dial, case and movement signed.Dim. 22 mm.Approx. overall length: 175 mm.

Jaeger LeCoultre," Duo-Plan " . Produced in the 1950's.Fine, 18K white gold and diamonds lady's wristwatch with integrated 18K white gold and diamonds bracelet and clasp.

C. two-body, solid, polished, bezel set with 18 faceted round diamonds, back winder, bracelet set with 28 faceted round diamonds. D. matte silver with applied white gold dart indexes and Arabic numerals. "Epée" white gold hands. M. 6 3/4''' rhodium-plated, 17 jewels, lateral lever escapement, monometallic balance, self-compensating flat balance-spring.Dial and movement signed, numbered on the case.Diam. 16 mm.Approx. overall length: 170 mm.

Patek Philippe & Cie, Genève, "Gondolo" , Ref. 4772/2. Produced in the 1980's.Fine, water-resistant, 18K yellow gold and diamonds lady's quartz wristwatch with an 18K yellow gold Patek Philippe bracelet composed of semi-circular links.

C. three-body, solid, polished, hidden lugs, bezel set with diamonds. D. satiné gold with diamond-set indexes. "Serpentine" yellow gold hands. M. Cal. E 15 with quartz standardization, 6 jewels, ad-justed to 1 position.Dial, case and movement signed.Dim. 19 x 19 mm.Approx. overall length: 195 mm.

Patek Philippe & Cie, Genève,No. 1171430, case No. 2693097, Ref. 3577-1. Produced circa 1970.Very fine, oval, 18K white gold gentleman's wristwatch with a Patek Philippe 18K white gold mesh bracelet. Accompanied by an 18K white gold Patek Philippe pair of cuff-links.

C. two-body, solid, polished. D. gold with applied bâton indexes. "Bâton" white hands. M. Cal. 175 stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses côtes" decoration, 18 jewels, lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock-absorber, self-compensating free-sprung balance-spring.Dial, case and movement signed.Dim. 26 x 34 mm.Approx. overall length: 160 mm.

Patek Philippe & Cie, Genève, "Calatrava",No. 3069384, Ref. 4905. Production of this reference started in 2001.Very fine and elegant, water-resistant, 18K pink gold lady's wristwatch with an 18K pink gold Patek Philippe buckle. Accompanied by a box and certificate.

C. three-body, solid, polished, concave lugs, sapphire crystals. D. white with painted radial Roman numerals. "Feuille" pink gold hands. M. Cal. 16-250/107 stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses côtes" decoration, 18 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 29 mm.

Patek Philippe & Cie, Genève, "Ellipse", Ref. 4830-1. Produced circa 2000.0.Fine, oval, 18K white gold lady's quartz wristwatch with an 18K white gold Patek Philippe link bracelet. Accompanied by a box.

C. two body, solid, polished, case back with screws, hidden lugs. D. white with painted radial Roman numerals. "Moderne" blued steel hands. M. Cal. E-15, with quartz standardization.Dial, case and movement signed.Dim. 22 x 26 mm.Approx. overall length: 160 mm.

Gérald Genta "Automatic", Ref. G. 2979.4. Produced in the 1990's.Very fine astronomic, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with perpetual calendar and moon phases and an 18K yellow gold Gérald Genta buckle. Accompanied by a fitted box and certificate

C. three-body, solid, polished and brushed, clip-on case back, flat bezel, "Vendôme" type lugs, black onyx-set winding-crown, gold screwed bars, 4 pushers on the band for quick date change. D. off-white with painted indexes on an outer gilt ring, auxiliary ring dials for the days of the month in black painted Arabic numerals, days of the week and date painted in black, four apertures for the leap years, and round aperture for the gold moon phases. "Bâton" yellow gold hands. M. Cal. 2208, rhodiuplated, "fausses côtes" decoration, 33 jewels, lever escapement, monometallic balance, 4 adjustments, shock-absorber, self-compenstaing flat balance-spring.Dial, case and movement signed.Diam. 36 mm.

Roger Dubuis, Horloger Genevois, "Sympathie". Produced circa 2000.Very fine and unusual, "carrée cambrée", center-seconds, self-winding, water-resistant, 18K pink gold gentleman's wristwatch with an 18K pink gold Roger Dubuis buckle. Accompanied by a fitted box and certificate.

C. three-body, shaped, solid, polished and brushed, screwed pink gold bars, sapphire crystals. D. matte silver with painted radial and stylized Arabic numerals, center decorated with oval abstract pattern. "Dauphine" pink gold hands. M. Cal. 57 stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses côtes" decoration, 25 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating flat balance-spring, "Swan-neck" micrometer rgulator.Dial and movement signed.Dim. 35 x 35 mm.

Gérald Genta, Genève, Automatic, Ref. 2132.7. Produced in the 1990's.Very fine and rare, astronomic, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with perpetual calendar and moon phases and an 18K yellow gold Gérald Genta buckle.

C. three-body, solid, polished, back with screws, stepped bezel, straight lugs lugs, mother of pearl set winding crown. D. carbon fiber with painted Roman numerals, auxiliary mother of pearl ring dials for the days of the month in painted Arabic numerals, of the week, the months, aperture for the moon phases and the leap year. "Bâton" gold hands. M. Cal. 2208, rhodium plated, "fausses côtes" decoration, 33 jewels, lever escapement, monometallic balance, 4 adjustments, shock-absorber, self-compestaing flat balance-spring.Dial, case and movement signed.Diam. 36 mm.

Daniel Roth, "Rétrograde", No. 161. Produced in the 1990's.Very fine and rare, double-ellipse, water-resistant, 18K white and pink gold gentleman's wristwatch with retrograde hours, 42 hours autonomy and an 18K white gold Daniel Roth buckle.

C. two-body, solid, polished, transparent case back, band decorated with a pink gold roll torus, rounded bezel, straight lugs, sapphire crystal. D. "guilloché" silver with a plain pink gold sector ring for the hours in painted Arabic numerals, outer pink gold ring for the minute indexes, at 6, auxiliary pink gold ring dial for the seconds. "Flèche" blued steel hands. M. Cal. 3000, rhodium-plated, "fausses côtes" decoration, 17 jewels, straight line lever escapement, monometallic balance, shock-bsorber, self-compensating Breguet balance-spring, micrometer regulator.Dial, case and movement signed.Dim. 35 x 38 mm.

Guyot & Cie, "Rolls Royce". Produced in the 1970's.Fine, asymmetrical, 18K yellow gold gentleman's wristwatch in the shape of a "Rolls Royce" radiator grill, with concealed dial. Accompanied by an 18K yellow gold woven bracelet.

C. two-body, shaped, solid, polished, case back with screws, open-work cover over the dial, "Vendôme" type lug at6 and the "Rolls Royce" logo at 12.D. black with tritium-coated indexes. "Bâton" white gold hands. M. 9''' gilt brass, "fausses côtes" decoration, 17 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring.Signed on the case.Dim. 40 x 40 mm.Approx. overall length 205 mm.

Patek Philippe & Cie, Genève,,No. 1164338, case No. 2685375, Ref. 3528-1. Produced in the 1970's.Fine, cushion shaped, thin, 18K white gold gentleman's wristwatch with an 18K linen-textured white gold Patek Philippe bracelet.

C. two-body, solid, polished and brushed, sapphire crystal. D. satiné silver with painted indexes. "Bâton" black hands. M. Cal. 175 stamped with the Geneva Quality Hallmark, rhodium-plated, "fausses-côtes" decoration, 18 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock-absorber, self-compensating free-sprung flat balance spring.Dial, case and movement signed.Dim. 26 x 32 mm.Approx. overall length: 185 mm.

Audemars Piguet,Genève, caseNo. C 93595. Produced in the 1990's.Fine and unusual, flat, 18K pink gold mid-sized wristwatch with date and an 18K pink gold Audemars Piguet buckle.

C. three-body, solid, polished and brushed, straight lugs. D. matte silver with painted radial Arabic numerals, auxiliary dial for the days of the month. "Bâton" pink gold hands. M. Cal. 2080, rhodium-plated, "fausses côtes" decoration, 20 jewels, straight line lever escapement, monometallic balance adjusted for heat, cold, isochronism and 5 positions, shock-absorber, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 32 mm.

Bulgari, "Bulgari-Bulgari". Produced in the 1990's.Fine, 18K yellow gold lady's quartz wristwatch with an integrated 18K yellow gold Bulgari "Tubogas" extensible bangle bracelet.

C. two-body, solid, polished, bezel engraved with signature, case back with screws, sapphire crystal. D. black with gold Arabic numerals and indexes. "Bâton" yellow gold hands. M. with quartz standardization.Case signed.Diam. 30 mm.Approx. overall length: 175 mm.

Jaeger LeCoultre. Produced in the 1940's.Fine, 18K yellow gold lady's wristwatch with an 18K yellow gold mesh bracelet and clasp.

C. two-body, solid, polished, stepped bezel, teardrop lugs. D. matte silver with applied yellow gold dart indexes and Arabic numerals. "Dauphine" yellow gold hands. M. Cal. 5 1/2 x 7 1/2''', rhodium-plated, "fausses c?tes" decoration, 17 jewels, lateral lever escapement, monometallic balance, shock-absorber, blued steel flat balance-spring.Dial, case and movement signed.Diam. 19 mm.Approx. overall length: 160 mm.