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A brass 'Signal' Double-Extension Ear Trumpet Hearing Aid
lot 300 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1920, of tapering circular form, with angled aperture, 42cm long extended,
Sold for £112 Result including buyers premium More details 3
A lacquered tinplate Politzer-type 'English Made' Single Extension Ear Trumpet
lot 301 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1910, with flattened hemispherical sound receiver, earpiece possibly replaced, 300mm long extended
Estimated at £80 - £120 More details 2
A vulcanite Telescopic Double-Extension Ear Trumpet Hearing Aid
lot 302 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1890, of tapering circular form, 33cm long extended,
Estimated at £100 - £200 More details 2
A treen and horn Ear Trumpet Hearing Aid
lot 303 (Photographs, Optical Toys & Science, 15th Jul, 2025)
conical turned bell, with circular aperture and curved earpiece section, united with brass ring, 17cm long, Footnote: This lot contains ivory and has ... read more
Estimated at £250 - £350 More details 4
A brass 'London Dome' Parabolic Bell Ear Trumpet Hearing Aids
lot 304 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1880, of circular form, with decorative pierced grille, 11cm tall,
Sold for £138 Result including buyers premium More details 3
A nickel-plated metal bell-shaped Chest Piece from Ray & Selby-Type Binaural Stethoscope
lot 305 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1870, incomplete, lacks rubber or gutta-percha tubes and earpieces 7.7cm long,
Estimated at £40 - £60 More details 2
A pair of celluloid faux-tortoiseshell Binaural Double Auricle Ear Trumpet Hearing Aids
lot 306 (Photographs, Optical Toys & Science, 15th Jul, 2025)
possibly French, c.1915, with adjustable steel headband, 14cm wide,
Estimated at £80 - £120 More details 2
Celluloid Faux-Tortoiseshell Ear Trumpet Hearing Aids
lot 307 (Photographs, Optical Toys & Science, 15th Jul, 2025)
possibly French and German, c.1920, single auricle, 8mm hole to underside, and parabolic bowl with 90 degree earpiece (2), 9cm and 12cm long,
Sold for £106 Result including buyers premium More details 4
An elaborately-engraved plated white metal Rein & Sons Parabolic Bell Ear Trumpet Hearing Aid
lot 308 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1860, engraved 'F C Rein & Son, Patentees, sole inventors & only makers, 108, Strand, London', 18cm long, Footnote: This lot contains ... read more
Sold for £375 Result including buyers premium More details 4
A Krohne & Sesemann Post-Mortem Set
lot 309 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1860, comprising universal ebony grip, with saw, dissection knives and chisel, with hammer, tweezers, lancet and chain hooks, in ... read more
Sold for £312 Result including buyers premium More details 7
A plated brass 'Sonor'-Type Ear Trumpet Hearing Aid
lot 310 (Photographs, Optical Toys & Science, 15th Jul, 2025)
French, early 20th century, of ovoid form, with decorative pierced grille, telescopic earpiece tube and leather case, 11cm long, Note: This lot ... read more
Sold for £100 Result including buyers premium More details 2
A green-stained shagreen Pocket Surgeon's Instrument Case
lot 311 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1800, with silver metal mounts, hinged cover engraved 'C', with slots for dressing forceps, lancets, elevator and others, with later ... read more
Sold for £138 Result including buyers premium More details 3
A nickel-plated brass Hawksley-Type Compact Ear Trumpet Hearing Aid
lot 312 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1880, with telescopic earpiece and decorative grille, 13.5cm long extended,
Sold for £150 Result including buyers premium More details 3
Two faux-tortoiseshell Fluted Ear Trumpet Hearing Aids
lot 313 (Photographs, Optical Toys & Science, 15th Jul, 2025)
possibly French, c.1900, of curved and straight tapering form, one earpiece missing, 30cm and 290mm long,
Sold for £88 Result including buyers premium More details 2
A tinplate Maw Son & Thompson 'Widow's' Ear Trumpet Hearing Aid
lot 314 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1900, of tapering form, with angled aperture, painted in gold colour and covered with black lace-edged material, 38cm long,
Estimated at £200 - £300 More details 3
lot 315 (Photographs, Optical Toys & Science, 15th Jul, 2025)
c. 1875, electro-therapy device, the coil in a turned mahogany cover with adjustable iron rod core, with engraved silver-plated plaque 'Grigg's ... read more
Sold for £225 Result including buyers premium More details 7
lot 316 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, bright cut engraving of flowers and foliage, by A H Tongue, hallmarked Birmingham 1891, with two lancets by Maw, London, case 7cm
Sold for £150 Result including buyers premium More details 4
Cuthbert Andrews, Large X-Ray Tube
lot 317 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1900, acid etched 'RELIANCE No.520/106/88 MADE IN ENGLAND, CUTHBERT ANDREWS', with the remains of a retail label, 42cm long Please Note: ... read more
Estimated at £200 - £400 More details 1
Browning, John, Compound Binocular Microscope
lot 318 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1880, engraved to the front of the stage 'John Browning, London 322', reversed 'Y' shaped base with 2 uprights supporting the body on ... read more
Sold for £338 Result including buyers premium More details 5
Fleaglass Microscope & Telescope Compendium
lot 319 (Photographs, Optical Toys & Science, 15th Jul, 2025)
European, 18th Century, constructed from bone, comprising 3 sections to make a small low powered telescope, a loop type magnifier and a fleaglass ... read more
Sold for £1,125 Result including buyers premium More details 5
Fleaglass Microscope & Telescope Compendium
lot 320 (Photographs, Optical Toys & Science, 15th Jul, 2025)
European, 18th Century, constructed from bone, comprising 3 sections to make a small low powered telescope, a loop type flys-eye glass lens, and a ... read more
Sold for £1,375 Result including buyers premium More details 5
A Large & Fine English Polarising Microscope, R & J Beck
lot 321 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, dated 18 from the Beck records, engraved to the foot 'R & J Beck LONDON & PHILADELPHIA' and numbered 11354, the microscope standing on a ... read more
Sold for £2,000 Result including buyers premium More details 9
lot 322 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1840, engraved to the column 'Dollond London' the microscope supported on a small compass joint with fold up column, mirror in a gimbal ... read more
Sold for £162 Result including buyers premium More details 2
Large Ross No.1 Compound Microscope
lot 323 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1880, engraved to the rear of the 'Y' shaped foot 'ROSS London 3446' the microscope standing on a large base with all uprights, friction ... read more
Sold for £500 Result including buyers premium More details 4
Leitz Compound Microscope, dated 1892
lot 324 (Photographs, Optical Toys & Science, 15th Jul, 2025)
German, dated 1892 to the label in the door, engraved 'E. Leitz Wetzlar, No.21496' early model with flat ccourse focus wheels, standing on 'Y' shaped ... read more
Sold for £225 Result including buyers premium More details 7
Large Baker Binocular & Monocular Microscope Outfit
lot 325 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1870, engraved to the back of the foot 'Baker, 244 High Holborn, London', standing on a 'Y' shaped base with tall uprights supporting the ... read more
Sold for £900 Result including buyers premium More details 8
Culpeper Type Microscope, T Blunt, London
lot 326 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English c.1800, engraved to the body tube 'T. BLUNT, London', the microscope of typical form on raised plinth base incorporating a draw, the ... read more
Sold for £938 Result including buyers premium More details 6
Victorian Microscope, Henry & William Crouch
lot 327 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1865, engraved in script to the body tube 'H & W Crouch, 64d Bishopsgate st London, 273' the microscope on reversed 'Y' shaped base, brass ... read more
Estimated at £500 - £700 More details 5
Large No.1 Binocular Microscope, Smith, Beck & Beck
lot 328 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1866 (from the Beck Records), engraved to the foot in copperplate script 'Smith, Beck & Beck, 34 Cornhill London, 3527' the microscope ... read more
Sold for £1,225 Result including buyers premium More details 5
Microscope Slides - Microphotograhs & Microengraving
lot 329 (Photographs, Optical Toys & Science, 15th Jul, 2025)
collection of 6 microscope slides to include: microengraving by William Webb, with printed label for'Specimen of Diamond Engraving by W. Webb' the ... read more
Sold for £225 Result including buyers premium More details 3
Powell & Lealand 1/8inch Microscope Objective
lot 330 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1880, objective engraved 'Powell & Lealand' with correction collar, in original can engraved 1/8 Note: optically clear but dusty, ... read more
Sold for £438 Result including buyers premium More details 6
lot 331 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1870, unsigned but by R & J Beck, 6 pin specimen holder to hold large objects, minerals and crystals to be viewed under the microscope
Sold for £106 Result including buyers premium More details 3
Microscope Oil Lamp, Waston & Sons
lot 332 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1900, engraved around the circular foot ''W. WATSON & SONS, 313 HIGH HOLBORN, LONDON' lamp on a circular base glass oil reservoir metal ... read more
Sold for £262 Result including buyers premium More details 5
Alfred Russel Wallace's Microscope Slide Cabinet
lot 333 (Photographs, Optical Toys & Science, 15th Jul, 2025)
The Cabinet, English, c.1880, engraved to the handle on top 'ALFRED RUSSEL WALLACE No.3' French polished cabinet with glazed door, plinth base with ... read more
Sold for £2,750 Result including buyers premium More details 22
Geology & Mineralogy, Microscope Slides
lot 334 (Photographs, Optical Toys & Science, 15th Jul, 2025)
A good set of mineralogy & geology microscope slides in a period flip front case , slides by various preparers including J T Norman, Watson, slides ... read more
Sold for £500 Result including buyers premium More details 2
19th Century, Sounding Ship Microscope Slide Cabinet
lot 335 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1880, 2 large glazed doors contain 4 banks of slide drawers, each drawer with 4 deep rows for slides, each bank containing 35 drawers, the ... read more
Estimated at £300 - £500 More details 6
18th Century Silver Buterfield Dial, Le Marie, Paris
lot 336 (Photographs, Optical Toys & Science, 15th Jul, 2025)
French, early 18th century, engraved around the centre ' Le Marie, Paris', the elongated cotagonal dial engraved with four rings of roman and Arabic ... read more
Sold for £1,000 Result including buyers premium More details 6
A Minature 3 1/4" Transit Theodolite
lot 337 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1890, engraved 'TROUGHTON & SIMMS LTD, LONDON' to the base, finished in lacquered brass and grey lacquered oxide, standing on 3 screw feet, ... read more
Sold for £525 Result including buyers premium More details 5
Russian Kirov Battle Cruiser Chronometer
lot 338 (Photographs, Optical Toys & Science, 15th Jul, 2025)
A Russian "Kirova" Two -Day marine chronometer, serial number. 4468 with brass label for ' by the Order of Lenin, 1st Moscow Watch Company' ... read more
Sold for £438 Result including buyers premium More details 6
lot 339 (Photographs, Optical Toys & Science, 15th Jul, 2025)
Liechtenstein, dated from the serial number 505052 to December 1954, plate to the base reads 'System Curt Herzstark Made in Liechtenstein, by Contina ... read more
Sold for £500 Result including buyers premium More details 5
A Type 1 Curta Calculator, Liechtenstein
lot 340 (Photographs, Optical Toys & Science, 15th Jul, 2025)
A Type 1 Curta Calculator, Liechtenstein, dated* September 1952, calculator stamped '"CURTA" and to the base 'System Curt Herzstark, Made in ... read more
Sold for £725 Result including buyers premium More details 7
Adams, George, Large Drawing Instrument Etui
lot 341 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, C. 1770, engraved to the parallel protractor and sector 'G. Adams London', polished rayskin covered etui with white metal edging to lid and ... read more
Sold for £2,625 Result including buyers premium More details 19
lot 342 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1750, unsigned but in the manner of Heath, the white metal case covered in textured black leather, with silver edging to base top and ... read more
Sold for £1,025 Result including buyers premium More details 11
Elliot, Bros, Fine Drawing Instrument Magazine
lot 343 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1860, engraved Elliot Bros to various instrument s & Pens, the german silver bound case opens to reveal full layer of 35 instruments, ... read more
Sold for £900 Result including buyers premium More details 10
Met Office Pattern Barograph, Short & Mason
lot 344 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1950, stamped to the base plate 'MO Short & Mason, London, Made in England, No. J1257, polished wooden body, with lacquered brass parts ... read more
Estimated at £80 - £120 More details 4
Survey Aneroid Barometer, Short & Mason
lot 345 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1920, dial engraved 'Surveying Aneroid, No. A16346, Short & Mason, London Compensated' with dial engraved in feet running 0-10400ft and ... read more
Sold for £138 Result including buyers premium More details 5
lot 346 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1840, engraved 'William Collins' thermometer glass mounted on silvered brass plate engraved in Ferenheight, scale further engraved 'Reaumr, ... read more
Sold for £75 Result including buyers premium More details 3
A Very Unusual Conical Leyden Jar
lot 347 (Photographs, Optical Toys & Science, 15th Jul, 2025)
19th Century, unmarked, the jar with wooden lid, spark gap on brass conductors and glass insulators, width 28cm Please Note: Unfortunately, this lot ... read more
Estimated at £100 - £200 More details 2
lot 348 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, c.1800, unsigned, battery of 6 hand-blown glass Leyden jars, the jars with zinc foil covering, French polished wooden tops with lacquered ... read more
Estimated at £400 - £600 More details 2
Cuthbertson's Final or English type Electrostatic Plate Machine
lot 349 (Photographs, Optical Toys & Science, 15th Jul, 2025)
English, early 19th century, unsigned, 12" glass plate with 4 friction pads, U-shaped conductors, brass crank handle, French polished wooden frame ... read more
Estimated at £400 - £600 More details 3