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A Pair of Early 20th Century Binoculars (AF) with Wooden Cases Together with a Cased Philip Harris Galvanometer

A Griffin & Tatlock Ltd pedestal galvanometer on stand with gilt metal mounts. (B.P. 24% incl. VAT) CONDITION REPORT: Mirror is broken.

Scientific Instruments - A H.W.Sullivan Ltd condenser variable standard No.1, fitted mahogany case; a Philips Millivoltmeter GM6014; An Evershed & Vignoles microamperes meter, fitted case; Wheatstone Bridge galvanometer; Dr. B. Lange Multiflex-Galvanometer, cased;A Dawe A.F.Analyser Type 1461A, fitted metal case; H Tinsley & Co. Ltd galvanometer Type 4237; a Ferranti volt meter, cased; Advance off air frequency standard Type OFSI; etc qty

Boxes & Objects - Scientific Interest - an early 20th century W.G.Pye & Co. galvanometer dated 1915, carrying case; various copper wire reels; a Victorian copper kettle, acorn finial; an Art Deco bakelite mantel clock; apothecary scales; apothecary weights; etc qty

A cased Galvanometer electrical apparatus ' a instrument for detecting and measuring small electrical currents' along with a vintage Varta Simplex battery.

A 20th century mahogany cased galvanometer by H. Kinsley & Company Limited of London and a cased ammeter by Griffin & Patlock Limited of Manchester

An Early Post Office Telegraph Line Test Galvanometer, with brass plaque to arched top for 'P.O. 70' and silvered brass plaque to front for 'LINE THROUGH GALVANOMETER TO PLATE G', rear panel unscrews to reveal inner workings, 31cm tall

A vintage Siemens & Halske galvanometer

A group of scientific instruments including General Electric Company voltmeter, Hunts Capacitance and Resistance analyser, H.W.S Ltd military issue variable condenser X6F, Cambridge Instrument Co Ltd reflecting galvanometer, Griffin & Tatlock Ltd rule, etc. 

Of scientific interest: a pair of G.E.C. Linesman's Differential Galvanometer, together with two clamp meters.

A FIRST WORLD WAR GALVANOMETER by W.G. Pye & Co. of Cambridge, "IV no.2755 1915" with war department arrow, of brass and mahogany construction, 23cm x 12cm, in carry case

A VERSATILE GALVANOMETER, (with military markings), together with a rectifier millivoltmeter

Smiths Bakelite wall clock, galvanometer, desk stamp, letter rack etc 

An antique Galvanometer by The Telegraph Works London

A quantity of small and hand held early 20th Century voltmeters including a 1880's Ayrton and Perry's Direct reading spring ammeter on mahogany base, 1919 Eye of Cambridge galvanometer in mahogany case with brass screw-down terminals, an unmarked older example, an Electric Construction Company Ltd, London mahogany cased voltmeter No 302 and more (11)

A Cambridge ballistic galvanometer (res 15 ohms) No L-298468 A and a HW Sullivan Ltd galvanometer mirror No 1 catalogue no WY0243, serial number 1645 (2)

A Sullivans galvanometer No 400 made by HW Sullivan, Great Winchester Street, London - Brass central case on a mahogany stand, overall height 32 cms

A Holden - D'Arsonval galvanometer number 386 made by J Pitkin, a Siemens & Halske galvanometer and an unmarked example (3)

A Nalder Bros Co. galvanometer number 5756, a Robert W Paul and an Ayrton & Mathers example (3)

A mixed lot including binoculars, measuring instruments etc to include a pair of WWI period Triëder Binoculars by CP Goerz, Berlin (X6) in original leather case, a pair of Wray Magniv 8 x 30 in leather case, a pair of leather coated unnamed field binoculars, a Soviet binocular microscope N 721635 an early microphone by Standard Electric and an Eversheds Gravity-ammeter and WG Pye & Co instrument, a cast iron small press, a Nalder & Bro brass and bakelite instrument, a Philip Harris & Co No 6421 galvanometer, Gambrell bros Ltd, London no 102 galvanometer, a Nitrogen filled current dial, two Cambridge Instrument Co. Galvonometers [15]

A UNIPIVOT galvanometer

Hartmann & Braun, Frankfurt; a scientific instrument, possibly part of a Galvanometer, two glass test tubes, one by Leyhold, possibly Goldstein or heat ray tubes, 37cm, two glass 'cricklite' shades, a glass testube base and a section of Vertebrae in a glass jar.

A P.O 70 Galvanometer, in a mahogany case, 30.5cm high together with a G.P.O 16098 Sounder, and a G.P.O 14673 cylinder

Scientific Instrument; Ballistic Galvanometer, circa 1920, an early measuring instrument used for the measurement of Electric current by using a compass needle to compare a magnetic field generated by the unknown current to the magnetic field of the earth, the magnetic time to rotate the needle in the horizontal plane

A RARE COMPASS GALVANOMETER BY SIEMENS & HALSKE, BERLIN, CIRCA 1870 constructed in lacquered brass, the compass with 4in. silvered dial signed as per title and numbered 183 , black steeled needle with pivot and needle clamp, secured to rotating pedestal with numbered electrical contacts behind, secured to porcelain base numbered 43211234 , with threaded terminus points to circular field, mounted to tri-form adjustable base with threaded securing clamp -- 11in. (28cm.) high

An early 20th century black lacquered field microscope by C. Baker of London, a John Rabone & Sons 'Rigida' tape measure, a unipivot versatile Galvanometer, etc.

Galvanometer, H Tinley & Co, London, in gilt brass and black, signed and numbered 18372

Griffin & Tatlock Microid Adaptable Galvanometer, Capicitance Substitution box

A Cambridge Spot Galvanometer and a tester for testing magneto on planes, Air Ministry

Mining - a galvanometer, by Noble's Explosive Co Limited, Glasgow, 12cm high; an ohmmeter, by Davis of Derby; other galvanometers; etc (5)

A large Sullivans mirror galvanometer of 32cm in height - made by H W Sullivan of London Circa 1930 - one broken glass spirit level to base but overall excellent condition with good lacquer to brass - to also include a Gambrell Bros Ltd, Patt3000 lacquered brass Galvanometer of unusually small design

A large Sullivans mirror galvanometer of 32cm in height - made by H W Sullivan of London Circa 1930 - one broken glass spirit level to base but overall excellent condition with good lacquer to brass - to also include a Gambrell Bros Ltd, Patt3000 lacquared brass Galvanometer of unusually small design

Mahogany cased Galvanometer, silvered dial inscribed Telegraph Works, Silvertown, London, wih brass fittings, H12cm, and a section of a Telephone number selector, No.20201, on mahogany plinth, labelled 'Bradford Rota 1947-1988 E A Gray', H17.5cm (2) Condition Report Click here for further images, condition, auction times & delivery costs

Galvanometer, Gaiffe of Paris induction apparatus and a small test meter

A W G Pye Co & Cambridge mahogany and brass tangent galvanometer for measuring electric currents

A 19th century oak cased telegraph signal indicator and galvanometer, the silvered dial stamped 'G.P.O 4764', height 18cm.

Various Instruments including Stanley brass sighting compass, brass and mahogany spirit level, GPO Galvanometer, Exactus Mini-Add machine with booklet and nine other small items

A test set demolition Mk I 'WA 9542' G Bond and Co Ltd. Serial number: 7849, together with a galvanometer, both contained in wooden boxes

Galvanometer - Griffin London - Under Glass Dome

A Victorian mahogany Tangent Galvanometer, having silvered scale and mirrored platform, unsigned, h.23cm

A late Victorian/Edwardian mahogany galvanometer, by W & J George Ltd, London & Birmingham, silvered register within a rectangular glazed chamber, the circular base with further rotating scale,26cm high, c.1900

Vintage galvanometer

A late Victorian/Edwardian mahogany galvanometer, by W & J George Ltd, London & Birmingham, silvered register within a rectangular glazed chamber, the circular base with further rotating scale,26cm high, c.1900

A Campbell Vibration Galvanometer, no L-240936.

A QUANTITY OF VARIOUS INSTRUMENTS to include a vault ammeter, a galvanometer and further items

A late Victorian/Edwardian mahogany galvanometer, by W & J George Ltd, London & Birmingham, silvered register within a rectangular glazed chamber, the circular base with further rotating scale,26cm high, c.1900

1914-1918 British military detonator-box. A mahogany and brass detonator box, by Reid Engineering Ltd. with cable and mahogany and brass galvanometer. Stamped with broad arrow and dated 1918.

VINTAGE ELECTRICAL APPARATUS. A ROBERT W PAUL MAHOGANY BALLISTIC UNI PIVOT GALVANOMETER, 17CM H

VINTAGE ELECTRICAL APPARATUS. A CAMBRIDGE INSTRUMENT CO LIMITED BLACK BAKELITE UNI PIVOT VERSATILE GALVANOMETER, 16CM H AND A MAHOGANY CASED RANGE BOX BY THE SAME, WITH EBONITE PANEL

VINTAGE ELECTRICAL APPARATUS. A LACQUERED BRASS AND TEAK TELEGRAPH GALVANOMETER, 13CM H AND A TELEGRAPH SOUNDER, BOTH LATE 19TH / EARLY 20TH C

VINTAGE ELECTRICAL APPARATUS. A BAIRD AND TATLOCK IRON AND LACQUERED BRASS GALVANOMETER ON TURNED MAHOGANY BASE WITH MAKER'S INSET TRADE LABEL, BENEATH GLASS DOME, 24CM H, LATE 19TH C

VINTAGE ELECTRICAL APPARATUS. AN H TINSLEY AND CO LACQUERED BRASS AND BLACK PAINTED IRON REFLECTING GALVANOMETER, 22518, 26CM H, LATE 19TH C

A 19th century mahogany lineman's galvanometer, 6.5cm circular register inscribed Raworth's Patent, Dorman and Smith, Manchester, brass ring handle, hinged cover envclosing a mirror, 13.5cm high

A SULLIVAN GALVANOMETER IN FITTED CASE. BY H. W. SULLIVAN LTD LONDON

Stoneware and glass bottles, linen, china, Galvanometer and other instruments, etc

Telegraph works Galvanometer, Silvertown, London

PYE SCALAMP GALVANOMETER

A mid to late 19th century oak cased telegraph signal indicator and galvanometer, the silvered dial stamped 'G.P.O 4764', height 18cm. CONDITION REPORT: Extensive surface wear to outer case with scratches, nicks and one sizeable chip to top, some wear to dial with dust, discolouration and patches of dirt. Chip to the glass.

A mid to late 19th century oak cased telegraph signal indicator and galvanometer, the silvered dial stamped 'G.P.O. 11144', height 18cm. CONDITION REPORT: There are no numerals or markers to the dial, extensive surface wear to the case with a small chip to the top and further scratches and nicks, surface dirt and wear dial.

A group of scientific instruments comprising a mid-19th century Siemens & Halske of Berlin brass bodied telegraph on wooden base no.42266, height 10.5cm, a similar but later instrument stamped 'B T.P.O.' and a mid-20th century Pye & Co galvanometer (3).