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8 Pairs of Avian SP 8x42 Binoculars, brand new in maker's boxes (8)
Two TwinLInk Wireless Flash Triggers, in maker's boxes, untested (2)
Kershaw Binoculars and a Purma Special Camera, binoculars marked 'Kershaw, The Olympic, 8 x 30 Extra Wide Angle, no. 33301, Made in England; Purma...
A Simple Brewster-Type Stereoscope, c.1860-70, in mahogany, with ground glass screen and mirror, for viewing glass and card stereoviews, with five...
Collection of Stereoviews of Egypt & Palestine, including a part set of 76 of 100 slides of Egypt by Underwood & Underwood in a Faux book case wit...
A Brass Micrscope Polariser & Analyser, French, c.1900, signed to the top of the case 'Stiassnie Freres Paris' with substage polariser and eyepiec...
A GS London Microscope
A GS London Microscope English, c.1960, stamped to the rear GS London England and U. of B. BACT, presumably University of Bristol, with mechanical...
A Set of Large Brain Section Microscope Slides, with labels for L.C.C Path Lab showing various diseases, all in card trays, 25 slides
An Unusual Period Fake R & J Beck Microscope, French, c.1890, base cast as a stylized R J B with 'R & J Beck Philadelphia' cast into the edge, wit...
A Collection of Simple French Microscopes, including three in polished wooden cases, two without cases, and two others.
Large Collection of Microscope Lenses & Parts including eyepieces, condensers and other parts, a lot ...[more]
Collection of Microscope Accessories in Boxes, including, a Zeiss MicroscopeLucida in a case, a Watson micrometer eyepiece in a case, a Leitz Luci...
Three Brass Compound Microscopes, including an unsigned French microscope and a microscope signed Swift but made up out of other parts, and an uns...
A Portable Microscope,
A Portable Microscope, unsigned in a faux blue leather case, with micrometer eyepiece, push/pull focusand micrometer slide.
A Microscope Malies Micrometer Eyepiece, English, dated 1972, in original case with a letter from the manufacturer to D. C. Goldring at British St...
Collection of Laboratory Scientific Instruments, including an electrolysis instrument by W. B Nicolson, a Barlows wheel by W. B Nicolson, a cloud ...
School or College Domorstration Machine, to show the mechanical advantage of a hydraulic system, mounted on a mahogany board, base 29cm x 19cm
Collection of Laboratory Electrical Equipment, including a brass thermopile by 'Philip Harris', a silver-coloured thermopile by 'Cambridge Instrum...
A Pair Of Laboratory Demonstration Magnetometers, the first by 'Philip Harris' in a mahogany case, with a smaller unsigned example
An Early Induction Coil,
An Early Induction Coil, English, c.1900, unsigned, on large polished mahogany baseboard, with all brass fittings, baseboard 52cm x 32cm, untested
Collection of Three Laboratory Demonstration Instruments, Including a brass Helmholtz-pattern siren on a mahogany stand, a Newton colour wheel on ...
Brass & Mahogany High Sensitivity Galvanometer, English, c.1900, signed 'Cambridge Instrument Co Ltd' on cast brass base with leveling screw feet,...
Brass Gyroscope,
Brass Gyroscope, English, c. 1880, signed in script to the foot 'Tisley & Spiller, London', on brass base, gyroscope spindle with four gears to on...
Two Laboratory Helium Neon Lasers, one with control box, both untested
A Projection Microscope,
A Projection Microscope, English, c.1960, with a name plaque for KEN-O-VISION
A Collection of early electrostatic Demonstration Equipment, including a condenser, an electroscope, various conductors on stands, and early and l...
Large Collection of Laboratory Demonstration Electrical Equipment, including, three demonstration generators, a small induction coil, a Barlow's w...
A Large Demonstration Galvanometer & Other, c.1920, signed to the face 'A Gallenkamp, & Co Ltd, London, in polished mahogany case, with a Lindeman...
Two Vintage Geiger Counters,
Two Vintage Geiger Counters, the first radiation detector , 'Portable Contamination meter type P.C.M.5 made by Nuclear Enterprises Ltd Edinburgh, ...
Collection of Hydrometers & Weights including a mahogany cased set of weights, 4 hydrometers in card cases, a cased manometer and another instrume...
Collection of Laboratory Bunsen Burners, including four different types and one brass example for small glass blowing, x5
Balloon Theodolite Telescope,
Balloon Theodolite Telescope, English, c.1890, unsigned but stamped 'No.700' with push/pull focus, in unpolished mahogany case, and a Stuarts Mari...
Collection of Part Sikes Hydrometer Sets, including three part complete sets with two sets by Bate 21 Poultry London, and one by Dring and Fage, x3
A Pair of Large Roller Rules,
A Pair of Large Roller Rules, the first by 'J White, Optician, Glasgow' with good trade label, in polished mahogany case, the second by 'Halder & ...
GPO Type Field Telegraph Galvanometer in Case English, c.1900, signed to the silvered dial SEIMENS BROTHERS & Co Ltd, LONDON No.14680, in secondar...
A Decorative Italian Ptolemaic Armillary Sphere, Early 20th century, in wood, iron and brass with pasted paper labels, on turned mahogany base, ou...
A Victorian Altazimuth Telescope Tripod late 19th century, with original lacquer to brass, legs are reversible to fold with pillar, firm altazimut...
Two Victorian Brass Telescopes,
Two Victorian Brass Telescopes, both made in Sheffield, one four-draw, mahogany barrel, 4.5cm objective, brass objective cap, eyepiece tube finely...
Large Swing arm Protractor,
Large Swing arm Protractor, German, c.1920, stamped 'BERNH BUNGE, BERLIN S. O. No.686' in velvet-lined wooden case, protractor with split single-a...
A Large Set of Navigational Rules By Ed Sprenger, Berlin, German, c.1920, engraved 'Ed Sprenger Berlin SW 68' set includes two 1meter split rules ...
A Good Camera Lucida by Lechertier Barbe c.1930, in chrome, engraved 'Chambre Claire Universelle, Lechertier Barbe Ltd, 95 Jermyn Street London SW...
Two Surveyors Levels & Tripod,
Two Surveyors Levels & Tripod, The first signed 'Stanley London' on three adjustable screw feet, rack and pinion focusing in mahogany case, other ...
Library Brass Telescope Stand,
Library Brass Telescope Stand, with three folding legs, compass joint with mount for telescope, holes center to centre 9.7cm, height 45cm tall
Brass Telescope Folding Tripod,
Brass Telescope Folding Tripod, tripod screws into underside of stand for transport, with three folding legs compass type joint and collar to hold...
A Good Pair of Georgian Proportional Dividers by Jacob Abraham, c.1810-20, signed Abraham, BATH, in black sharkskin case, dividers 16.3cm. Note: J...
A Fowler's Jubilee Magnum Calculator, extra long scale, in maker's case
Military Artillery Director,
Military Artillery Director, English, dated 1914, signed DIRECTOR No.3 MARK I, W. OTTWAY & CO, 1914, No.617, telescope with screw focusing on orig...
Victorian Surveyors Mahogany Tripod, English, c.1880, with large screw boss to top for a level or theodolite,
Victorian Surveyors Mahogany Tripod, English, c.1880, unsigned, light mahogany with bright brasswork, with cap and collar, for a surveyors level o...
An Early Surveyors Tripod,
An Early Surveyors Tripod, English, c.1820, unsigned, mahogany legs with brass boss at top.
A Cased Floating Card Compass,
A Cased Floating Card Compass, English, c.1960, unsigned but stamped No.3929 on all parts, in a pivoted gimbal in a wooden case, case idth 16cm
English, c.1870, signed to the green card dial 'Elliot Bros, Strand London' and engraved to the lid
English, c.1870, signed to the green card dial 'Elliot Bros, Strand London' and engraved to the lid 'George N Sturt' with fold up prismatic viewe...
Two Prismatic Compasses,
Two Prismatic Compasses, including one in a leather case stamped G.B.D T French & Son Ltd, London 1916, with floating compass dial and fold up pri...
Two Clinometers and an altimeter, one by Tayloy Taylor & Hobson dated 1916, one in a leather case and an altimeter ...[more]
A Telegraph Line Test Galvanometer, English, c.1900, signed to the dial 'TELEGRAPH WORKS, SILVERTOWN LONDON' in a leather case with an accumulator...
A Hotpoint Model Steam Engine,
A Hotpoint Model Steam Engine, American, dated 1921, most likely manufactured by 'The Metal Ware Corporation Of Two Rivers, Wisconsin, USA' with r...
Two Van De Graff Electrostatic Generator, English, by Griffin & George, London, in later case, rubber belt perished, not tested, sold as a collect...
Three Substantial, BTH, British Thomson-Houston Valves / Electron Tubes, with transfer for BTH (British Thomson-Houston) VX4100, on circular base ...
An Ivory Sector by William Elliott, with the usual English scales and additional scales for laying out sundials, Inclination of Meridians, Latitud...
Collection of Four Metal Vapour Lamps, all by Osram including, Mercury, Cadmium, Cadmium/Mercury and sodium, tallest 25cm
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