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Wandering hour watch by Sinclare, Dublin, c.1690
Watch with wandering hour dial by Gordon D. Sinclare, Dublin, c.1690. Silver case, with engraved back and bezel. Engraved silver dial, signed Sinclare. Wandering hour function comprising a semi circular slot in the dial , behind which is a blued steel disc with aperture for the hour figure, acting as pointer. Minute hand missing. Verge escapement with large balance, backcock signed 'Sinclare. Dublin. 146'.
Large domestic tin-glazed earthenware storage jar bearing arms of 63rd Grand Master of Knights of St. John of Malta, probably Italian, dated 1714
Watch movement by Thomas Tompion
Verge escapement watch movement by Thomas Tompion. The movement has a four wheel train and tulip pillars, and is signed ‘T. Tompion London 0598’ c.1692
Spring clock with pull quarter-repeat by Thomas Tompion
Pull quarter-repeating spring table clock numbered 243, by Thomas Tompion in an ebony veneered oak case with gilt brass mounts. The dial has been gilded and has a silvered chapter ring and subsidiary silvered dials for regulation and strike/silent. 8-day movement with latched plates, verge escapement and pull quarter-hour repeating on one bell. Signed ‘Thomas Tompion Londini fecit’. c.1695
Orrery made for the Earl of Orrery
Orrery or planetary model, c. 1712, made for Charles Boyle, the fourth Earl of Orrery by John Rowley, Fleet Street, London. The instrument was copied from one made by George Graham, and termed ‘orrery’ after its purchaser.
Gold pair-cased watch with gold champleve dial, by Daniel Quare
Plain gold pair case, probably of a later date to the movement (c.1728) with case maker's stamp IR. Gold champlevé dial with aperture for dial winding. Blued steel hour hand and minute hand shaped to avoid protruding squares through dial. Verge escapement movement. Balance cock with solid engraved foot and diamond endstone. Signed on movement ‘Daniel Quare London 3720’. Clockmakers Museum No. 126
Cuff type microscope on the Marshall pattern, signed by Marshall in the drawer, English, early 18th century
Sundial making tool
Tool for making sundials, unknown maker, France, 1680-1700.
Gold pair-cased verge repeater watch by William Webster
Pierced and engraved gold pair-cased verge escapement repeater watch by William Webster. The gold dial has raised hour figures and large minute figures, a sunk centre with name plaques and steel hands. Repeats on bell or pulse piece. Signed ‘Willm. Webster Exchange Alley London 1033’. Early 18th century
Marine timekeeper by Henry Sully, Paris, 1724
Prototype marine timekeeper by Henry Sully, Paris, 1724 Signed ‘Henricus Sully Inuenit & Fecit’. Frictional rest escapement developed from Huygen’s design, the balance staff supported on anti-friction rollers. Cycloidal cheeks oscillate with the balance, from which hangs a silk cord, attached at the base to a pivoted horizontal pendulum. Contact of the cord on the cheeks was intended to effect isochronism. Later 18th century burr walnut case.
Silver and leather pair-cased verge watch by Charles Gretton
Pierced and engraved silver pair-cased verge escapement watch by Charles Gretton with the outer case of leather studded with silver The silver dial has long hour figures with a steel hand and a central alarm disk with steel pointer. The movement has a small balance wheel and spring of two turns. London, c.1690.
Verge watch by Peter Debaufre with later modification by Alexander Cumming, London
Verge escapement watch with pirouette by Peter Debaufre, in a silver case with small aperture to show balance. Outer case missing. The silver dial has raised figures with blued steel beetle and poker hands and a subsidiary seconds dial with decorative pierced hand. The movement has a stop piece engaging with the contrate wheel, and the balance cock has a rim with two thin arms to show the pirouette balance which has a spring with 4 turns. A 'pirouette' is a device in which the balance is not on the same axis as the verge, but on a separate arbor and geared to the verge, so that it turns more rapidly. In this case a wheel of 60 teeth on the verge-staff gears with a pinion of 6 leaves on the balance-staff which thus has an arc of about 2½ turns. Signed 'Peter Debaufre London' (Peter is under the foot of the cock). C. 1700.
Striking and repeating watch movement by Thomas Tompion and Edward Bangor.
Watch movement with striking and repeating work, but no dial, by Thomas Tompion and Edward Bangor. Verge Escapement. Signed ‘T. Tompion, E. Banger, London 191’ on backplate.
Longcase clock movement by Thomas Bradford c. 1692
Longcase clock movement by Thomas Bradford, London 8-day movement with latched plates and five pillars, anchor escapement and inside count-wheel striking. The 11-inch brass dial has cherub spandrels, applied chapter and seconds rings and date-work. c.1692
Astronomical spring clock by Samuel Watson, believed to have belonged to Sir Isaac Newton
Astronomical spring table clock in ebonised case with statue of mercury on top by Samuel Watson. 8-day movement with engraved back plate, one bracket engraved with an eclipse, rack striking, anchor escapement and half seconds pendulum with separate sliding weight for regulation. The 11 inch dial shows both astronomical and astrological information as follows; The fixed outermost ring on the dial gives the times of sunrise and sunset, denoted by a gilt sun, which revolves clockwise once in 365 days. The ring to which the sun is fixed is engraved with the months of the year and corresponding signs of the Zodiac. Next is a silvered chapter ring on which the hours and minutes are indicated by a single hand. The brass lunar dial within this chapter ring revolves once in 29½ days and has an aperture showing the phases of the moon. Also engraved on this dial are the 'aspects'- lines for trine, quadrature, sextile and opposition of the moon used in making astrological deductions. The innermost set of seven rings shows the time of the setting of the moon during the first half of its lunation and that of its rising during the second half, each ring referring to different months. Signed ‘Sam Watson Londini Fecit’.
Barnard Tompion clock
Table clock with striking mechanism made by Thomas Tompion and original oak carry case. The movement is signed: ‘Tho: Tompion/Edw: Banger/London’ and numbered 460.
Dividing engine for making sextants and octants
Made late 1700s, modified 1800s
Dividing engine for the manufacture of small scientific instruments such as sextants and octants, made in England, late eighteenth century with nineteenth-century modifications. The cast brass 37 5/8-inch dividing plate is supported on three rollers with a heavy cast metal frame on a large wooden tripod. The general design is similar to Jesse Ramsden’s original dividing engine. This engine was used c.1883-1953 by the firm A. J. Bennett and Co Ltd. (founded by Albert Josiah Bennett), Walworth Road, London, England.
Demainbray's Newcomen engine model
King George III
Newcomen engine model, maker unknwon, before 1753. Once belonged to Stephen Demainbray.
Year-going longcase clock by Daniel Quare
Year-going longcase clock by Daniel Quare, London, c.1705 Oak case in the style of Daniel Marot, veneered in walnut. The brass dial has date aperture, silver spandrels and applied chapter-ring signed: ‘Dan Quare London’. An additional signature ‘Daniel Quare, London’ is found underneath the chapter-ring. The movement, of year duration, has a going train of six wheels, anchor escapement and seconds pendulum.
Napier's Bones, c.1690.
Set of Napier's rods in boxwood case John Napier, the inventor of logarithms, also invented this aid to calculation known as 'Napier's Bones' in 1617. The 'bones' consist of a set of rectangular rods, each marked with a counting number at the top, and the multiples of that number down their lengths. When aligned against the row of multiples as shown, any multiple of the top number can be read off from right to left by adding the digits in each parallelogram in the appropriate row. Multiplication is thus reduced to addition.
Compass plane, 1717 used for smoothing concave sur
Hand and Machine Tools
Compass plane, 1717 used for smoothing concave surfaces.
Print of Henry Beighton's Engraving of a Newcomen Engine
Framed print of Henry Beighton's Engraving of the Newcomen Engine at Griff, 1717, Henry Beighton, England, 1717-1725. This engraving (the original of which was discovered in Worcester College, Oxford, in 1925) is the oldest known illustration of a Newcomen engine.
Albarello vase decorated with scene of country villa
Albarello vase, Italian, 1725, blue and white maiolica, used by the Order of Minimes, scene of country villa
Albarello vase decorated with country villa scene
Albarello vase, Italian, 1725, blue and white maiolica, used by the Order of Minimes, scene of country villa
Trade card: Tho. Tutell, Charring Cross, London. Print of early Scientific Instruments (Engraved by Tuttell). 'Mathematical Instrumt. maker to ye Kings most excellt. Majesty'. more than 60 instruments depicted. Each illustration is numbered as if the picture was a catalogue. Vignette shows surveying instruments in use. (Calv. 408)
Mezzotint portrait of John Theophilus Desaguliers
Print (mezzotint). Engraved by Peter Pelham after Hans Hysing, 1725; published by John Bowles, London. Titled ‘J. T. Desaguliers Legum Doctor, Regiae Societatis Londinensis | Socius, Honoratissimo Duci de Chandos à Sacris. Philosophiae Naturalis | Experimentorum ope Illustrator.’ The print is a half-length portrait of John Theophilus Desaguliers, shown seated at a table against a plain background. Facing to the left, he wears a wig and clerical dress. He holds a magnifying glass in one hand, and a prism rests on the table. Lettered underneath the image with title, and maker and publication details as follows: ‘H. Hysing pinx’; ‘P Pelham fec: 1725’; ‘Sold by John Bowles at the Black Horse in Cornhill’.
Trade card for John Yarwell, optician, London, England, 1697
Trade card: John Yarwell, at the Archimedes and 3 pair of Golden Spectacles in Ludgate Street, the Shop next Ludgate, London, Makes True Spectacles and other optical instruments.1697. (Calv. 461)
Trade card. [Edmund] Culpeper, cross daggers representing his address [Crosse Daggers, Moor Fields] London. diagrams (from top left to top right) for two Platonic solids (cube and tetrahedron), circumferentor, lode-stone, gunner's calipers, Gunter's quadrant, dividers, set-square, horizontal dial, terrestrial globe, protractor, plotting scale, Gunter's rule, sector, dividers, backstaff, telescope, forestaff, nocturnal, parrallel rule, prism, Wilson screw-barrel, microscope, nose spectacles, reading glass, universal ring dial, plane table and alidade, graphometer, two Platonic solids (octahedron, dodecahedron). E. Culpeper Sculp. London. (Calv. 106)
Verge watch in inner and outer case
Verge watch in silver inner case, shagreen outer case, by Theo. Fisher, London, no.2, about 1700, donated by Evan Roberts in 1916
Cylindrical form of Napier's bones
Original Napier's Rods, cylindrical arrangement in wooden box with ten figured rollers; inside lid inscribed "This box was the identical property of the author of ye Logs, Napier 1824" (wire, hingeing lid to box, broken) from the library of the Lord Napier and Ettrick
James Watt's Garret Workshop
1 The Treatise of the Figures. By John Stockwood, 1719. Leather 5¾” x 3½”
Set of Mathematical instruments by D. Lusuerg, c 1701.
Large case of mathematical instruments by D. Lusuerg, Rome, Italy, 1701.
Hair pin, flat piece of yellow tortoiseshell slightly spatulate at each end, Japanese, 1690-1720
Silver medal commemorating the deliverence of Hamburg from plague, Germany, 1714
Circular silver medal, commemorates the deliverance of the City of Hamburg from plague, rainbow on reverse, German, possibly 1714
Verge watch by Daniel Quare, in a polychrome enamel case signed 'Les Frères Huaud'
Watch by Daniel Quare c.1712, contained in a painted polychrome enamel case signed ‘Les Frères Huaud’ with a yellow enamel painted interior. Silver repoussé dial with a Huaud enamel plaque in centre. Dial winding at 3 o'clock. Steel hands. Verge escapement with broad-foot winged cock. Movement signed 'Quare, London'.
Model of English 60-gun warship HMS "Chester"
Model of English 60-gun warship HMS "Chester", of establishment of 1708. This represents a fourth-rate, 663 tons burthen, 125ft x 34.5ft., built and launched at the Chatham dockyard in 1708, which remained in service until it was broken up in February 1749.
Mine model, Slovakian, c. 1700.
Mining & Ore Dressing
Model of a mine in silver and copper gilt, c.1700, from the mining region of Central Slovakia around Schemnitz (Hungary) now Banska Stiavnica (Czechoslovakia)
Italian draw-tube refracting telescope, 1714-1722
Telescope by Pietro Patroni, Milan, with non-achromatic objective lens and 5-draw tube.
Weight driven pendulum clock
Original eight day clock by Harrison, date 1715, wheel work mostly of wood, weight driven
Pharmacy storage jar for Blessed Thistle Water, Italy, 1702
Earthenware storage jar, polychrome, decorated with scene of St. Martin and beggar, for storing blessed thistle water, from Castelli or Naples, Italian, 1702
Mummy of a crocodile, Egypt, 2000-1001 BCE
Classical & Medieval Medicine
Mummified crocodile, no provenance, Egyptian, 2000-1001 BCE.
Square pavement brick from Babylonia (Southern Iraq), 2nd millennium BC.
Square pavement brick from Babylonia (Southern Iraq), 2nd millennium BC
Barometer by Daniel Quare
Portable mercury pillar barometer on claw foot stand, made and invented by Daniel Quare, Exchange Alley, London, England, 1695-1705.
Oil jar, Egypt, 1580-1350BCE
Classical & Medieval Medicine
Earthenware oil jar, Egyptian, probably New Kingdom, 1580-1350BC
Amulet and charm to protect against plague
Ethnography and Folk Medicine
Amulet and charm to protect against plague, printed Latin charm on which is pasted rectangular composite amulet with 4 metal pendants affixed, all backed with patterned paper and folded into rectangular packet, Bavaria, German, 1690-1710
Sterling silver posset pot, London, England, 1698
Nursing & Hospital Furnishings
Sterling silver posset pot with two handles, spout and lid, hallmarked in London, by William Andrews, English, 1698
Gold pair-cased half-quarter repeating watch by Simon Decharmes
Early eighteenth century gold pair-cased watch, by Simon Decharmes. Both gold cases are pierced and engraved, the outer engraved with the monogram ‘EB’ and a ducal coronet. Gold champleve dial, with central plaque signed 'Ducharmes, London'. Steel tulip shaped hands. Verge escapement movement with half-quarter repeating work. Movement signed ‘S. Decharmes London’.
Silver and tortoiseshell watch pair-cased watch with differential dial by John Ferrers
Silver and tortoiseshell pair-cased watch by John Ferrers c.1695. The outer case is covered in tortoiseshell and decorared with silver pins and disks. The inner case is of plain silver. The silver champlevé dial has a minute band around the outer edge, and a central rotating disc displaying the hours, marked I-XII. Between the minutes and the hour disc is a band with a repoussé trophy of arms and name plaque below, signed 'Ferrers, London'. Single steel hand. Movement with verge escapement, and signed on the backplate ‘Jno. Ferrers London’.