Fine Photographica & Instruments of Science & Medicine

A Collection Sets of Early Glass Microscope Slides, including a set of slides in a faux leather covered card case with a handwritten label for ‘Me...

A Fine Set of Large Ivory Microscope Slides, English, late 18th c., unsigned but similar to those produced by Robert Custance, ca. 1740 – 1799, co...

BAKER, Henry, The Microscope Made Easy, printed for R. Dodsley in Pall Mall, fifth edition, c. 1769 with 14 plates most folding, old leather board...

A Fine Pair of Compass Dividers by Charles Augustus Schmalcalder, English, c. 1815, in brass and steel, combination dividers engraved 'Schmalcalde...

A Rare Thomson's Lunar Corrector Slide Rule by Robert Bate, English, c. 1820, in boxwood and brass, double sided with numerous finely divided log...

Charles Hoare's Double Slide Rule for the Iron & Steel Trade, English, late 19th century, in boxwood and brass, two slides with scales A, B, C ...

A Two-foot Gunter's Rule, English, c. 1830, in boxwood and of typical form with multiple navigation scales on both sides and Gunter's line 1:10:1...

A Boxwood Measuring Rod and a Brooks Flexible Curve, both English, late 19th century, the rod 16mm square in cross-section, 20 inch measure divid...

A Fine Trough Compass by Chevalier, French, c. 1870, half-blued needle with agate pivot, silvered scale North and South divided to half a degree, ...

A Wooden-cased Compass, French, probably late 18th century, paper wind-point rose, early form needle, mahogany case diameter 9cm, in outer softwoo...

An Ivory-mounted Compass by Nairne & Blunt, English, c. 1780, of small size, enamel 16 point compass rose further divided, agate pivot, signed 'Na...

Fuller's Computing Telegraph with Anti-slavery Text, c. 1861-1865, circular slide rule 'Palmers Computing Scale improved by Fuller', the reverse ...

An Impressive Scale Rule by Steven Norris Cooper, English, dated 1836, brass-bound boxwood with 22 scales, stamped 'S Cooper fecit Miller st Shude...

A large Ivory Excise Officer's Slide Rule, English, c. 1890, by T. O. Blake Ltd, double sided with two slides, with scales for calculating alcoh...

A Patent Slide Rule by R F Agnew, English, dated 1913, in boxwood, for the cloth trade with both metric and imperial scales for length and weight,...

A Slide Rule by James Tree, English, c. 1835, in boxwood, entitled 'Scale for Weight of Malleable Iron plates and Bars' with scales for breadth i...

Anderson's Improved Slide Rule, English, c. 1910, mahogany with celluloid scales and celluloid fixed cursors attached to the slide, British patent...

A Rare Nautical Slide Rule by Halden & Co, English, c. 1900, in boxwood, entitled 'Scale of Power & Speed for Proposed Vessels on Measured Mile Tr...

Two Early Ship's Navigation Slide Rules, slide rule versions of Gunter's scale, both 18th century, boxwood with brass ends, one English, one Dutc...

Ewart's Cattle Gauge Slide Rule, English, c. 1832-1842, in boxwood with ivory slide, stamped 'The Cattle Gauge & Key to the Weighing Machine arra...

A Curta II Calculator, Liechtenstein, 1970, by Contina Ltd, no. 558212, black and grey in black case.

A Boxwood Clinometer Rule by Stanley, English, c. 1900, in boxwood and brass, with inset magnetic compass, protractor hinge divided to one degree,...

A Rare Proell Pocket Calculator or New Slide Rule, English, c 1901-2, complete with card and celluloid scales, instruction manual and cloth case,...

A Guthrie's Patent Gem Calculator, English, c. 1890-1895, card on wooden frame, for addition and subtraction of pounds, shillings, pence and far...

An Attractive and Unusual One Metre Rule, European, probably French, 19th century, boxwood, brass and iron, graduated to one centimetre on all fo...

A Standard Yard Measure, English, c. 1820, in mahogany with mahogany keeper with brass inserts, stamped 'James Veitch ROX'. Note: James Veitch wa...

A Complex Double Slide Rule for Acreage, English, mid-19th century, in boxwood, unsigned, logarithmic scales calibrated in perches, roods and acre...

A Major General Hannyngton’s Extended Slide Rule, English c. 1890, large grid-iron model, in boxwood and nickel-silver in mahogany case, by Aston ...

A Fine Naval Gunter’s Rule with Gunner's Scales , c. 1810, English, in heavy gauge brass, by Matthew Berge, signed ‘Berge London’, finely divided ...

An Early Fuller's Calculator Model No. 1, an unusual example, possibly c. 1880 signed only on the scale cylinder 'Stanley, Maker, London, Entd. ...

A Fuller's Calculator Model No. 1, no. 11330, 1954, complete with stand, instruction booklet and mahogany case with trade label, case 46cm.

A Set of Drawing instruments by Troughten and Simms, English, c. 1880, in nickel-silver bound burr walnut case, velvet-lined, top layer complete ...

An Exceptionally Fine Pantograph by George Adams Senior, English, c. 1765, in mahogany with lacquered brass fittings, inlaid ivory scales, and iv...

A James Watt Copying Press, English, an early model c. 1790, in brass-bound mahogany, brass rollers, damping box drawer with inlaid silver plaque ...

A Magnetic Compass, French, 18th century, floating paper rose giving 64 points, signed Legraverand au Havre, in papier-mache case with painted flo...

An American Surveyor’s Compass, late 18th century, engraved ‘C. M.’ to side and dated ‘1790’ to underside, wooden body of circumferentor, with eng...

An American Surveyor’s Compass, late 18th century, unsigned, wooden body of circumferentor, with engraved graduated brass scale 0-90-0, trough com...

An Extensive Set of Drawing Instruments, German, mid 20th century, by E. O. Richter & Co, in nickel siler, polished steel, brass and aluminium, ...

An Early Hand Written Journal of Calculations, English, dated 1797, hand written by Mr F. Ling in script, covering many systems used in accounting...

Early Computing - FELTON, The Pegasus Programing Manual, by Felton G. E., M. A., Publish1962 by 'Ferranti Ltd. The London Computer Centre, 68 Newm...

A Ferranti Pegasus Computer Plug-In Package Unit, English, c. 1960, with an aluminium label for 'FERRANTI 07-p-00730', wired pre-printed electroni...

A Pair of Magdeburg Hemispheres, late 19th century, in brass, two hemisheres, one with valve, and stand. Overall height 28cm.

An Irish Mercury Stick Barometer, c. 1810 by Joseph Ribaldi of Limerick, in mahogany, open pediment with urn finial, glazed door covering vernier ...

A Good Quality Aneroid Barometer, c. 1880, French for the English market, engraved to the rear 'Leuchar's 38 Piccadilly, London' in heavy gilt-bra...

A Bohemian Equinoctial ring Dial, sundial with one quadrant graduated 0-90, chapter ring I-XII-XII marked for half-hour, engraved to reverse with ...

A Large Radiation cooled Triode, English c. 1920, with markings for Ediswan, Made in England ES 833 no. 1903, on metal stand.

Large 2in Telescope Astronomical Transit Instrument, English, c. 1870, signed in script along the rear barrel ‘J. H. Dallmeyer, London’, standing ...

A Hand-held Becquerel Phosphoroscope, French, C. 1860, signed in script J. Duboscq a Paris', consisting of a lacquered brass chamber with a hand t...

An Early Electric Arc Lamp, English, c. 1880, signed on a plaque to the base 'F. J. Cox, 26 Ludgate Hill, London', standing on a French polished ...

A Small Scarificator by Arnold, English, c. 1840, in decorated lacquered brass and steel, four blades, depth adjustment, in good condition and go...

A Rare Mackenzie-Lewis Polygraph (Lie Detector), 1914 Model, this example by The Cambridge & Paul Instrument Company, No L 3776, dating between 1...

 English, c1825, in unplated carbon steel with ebony handles, with large amputation saw marked Cluley, original but unsigned bow-type metacarpel s...

An American Civil War Period Amputation Set, c. 1860-67 field surgeon's set by Herman Hernstein of New York, large amputation saw marked, H Herns...

A Rare Lithotomy Set by Savigny, English, c. 1850, with five lithotrites of different designs and sizes, all in unplated carbon steel, two marked...

A French Cupping Set, c. 1860, of good quality, in laquered brass with hand -blown glass cups, 12 blade scarificator, unusually with a set of sp...

A Good Quality Carbolic Spray, late 19th century, in heavy-gauge nickel-plated brass, adjustable spray pressure valve and two nozzles, overall he...

A Decorative Georgian Silver Lancet Case, hallmarked London 1819, maker JL, probaly John Linnit, chased and engraved decoration, cartouche engrav...

Four Silver Medical Items, silver medicine spoon hallmarked Sheffield 1939, with design registration 757667 (1930), measures 13.5cm. Also a silver...

An Early Victorian chemists Chest, English, c. 1840, mahogany case with original lock and key, all 15 original medicine bottles with cut glass top...

Two Pairs of Early Dental Forceps, 18th century, in carbon steel, largest 13.6cm.