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Auction Details

Photographica & Scientific Instruments

Friday 6th November at 10:30

Lots included are:

278 to 364 = Scientific Instruments

365 to 405 = The Charles E Fraser Photographica Collection

406 to 448 = Cameras and Photographic Equipment

449 to 453 = Photographic Literature

454 to 476 = Leica Cameras

477 to 489 = Leica Accessories & Literature

490 to 521 = Leica Lenses
Lot No Image Description Estimate  
278
Demonstrational apparatus George & Becker - aluminium sextant, 230mm high, in pine case and one theodolite (later plywood base), 25cm high, together with Philip Harris mahogany wall-mounted pulley and shaft turned to two
£ 50-80  
279
Specialised Microscopes Griffin & George cast steel travelling microscope, with 230mm Vernier scale with magnifier, three stainless steel traversing rods and compound tube, 390mm long, together with unmarked black and s
£ 50-80  
280
A hand-crank Van De Graaf Generator the discharge hemisphere mounted on perspex frame with cast steel supports, with cast crank wheel and support, on mahogany plinth 450mm long
£ 50-80  
281
Philosophical Apparatus Griffin & George cast steel spectroscope, finished in grey enamel, with prism, 210mm high, together with Philip Harris travelling microscope, cast steel body, with 120mm Vernier scale and compoun
£ 70-100  
282
An Electromedical Coil with sliding coil in mahogany frame, divided on paper to 360mm, with brass fittings
£ 50-60  
283
Philip Harris Demonstrational Coils induced current coil, with sliding inner coil, mahogany frame, 610mm long, and brass twin rotation of current in concentric coils apparatus, mounted in adjustable mahogany frame with s
£ 50-80  
284
A Polarising Kit with magnifying eyepiece and three prisms, in stained wood case, 360mm long, three microtome knives by MSE, Baird & Tatlock and Cambridge Instrument Co, one with ebonised grip, in wooden cases and George
£ 80-100  
285
Resistance Boxes bakelite, brass and mahogany - Philip Harris - one three-dial, 360mm long and one four-dial, 270mm long, and one Muirhead single dial, 80mm long
£ 50-80  
286
Four Demonstrational Wooden Organ Pipes varying pitches, three by George & Becker, 580 - 760mm long
£ 40-60  
287
A Philip Harris (1913) Tangent Galvanometer mahogany and brass, on circular base with tripod levelling screws, 350mm high
£ 40-60  
288
An X-Ray Tube 350mm long, together with Griffin & George weighted wooden twin-clamp stand, 390mm high
£ 80-100  
289
A brass-cased Cambridge Instrument Co Magnetometer 100mm diam, mounted in elongated stand, 800mm long, with later boxwood magnet positioning scale
£ 50-80  
290
A large George & Becker mahogany, iron and brass Direction Finder Loop loop 280mm diam, base 510mm long, with George & Becker bakelite and cast steel Dip Circle, 180mm high, and WBN, Scotland bakelite and steel Galvano
£ 70-100  
291
A Griffin & George 4 Volt Coil on oak base 220mm long, together with one Townson & Mercer Tangent Galvanometer, the circular mahogany base with glass dome and tripod levelling screws, 210mm high
£ 70-100  
292
A mahogany -cased square-form Philip Harris (1913) Magnetometer 140mm sq, mounted in mahogany elongated stand, 660mm long, with boxwood magnet positioning scale, in mahogany cradle
£ 50-80  
293
A George & Becker copper Barlows Wheel mounted in adjustable inverted L-shaped plated steel cradle, on mahogany plinth mounted with horseshoe magnet, 230mm long
£ 100-120  
294
A large Griffin & George Induction Coil, 330mm long mounted on mahogany plinth, with steel fittings and insulated knobs and handles, 550mm long overall
£ 250-300  
295
Lacquered brass Bulls-Eye Condensers on stands one 45mm diam, stand 150mm high and one 70mm diam, with milled-edge counterbalance weight, stand 150mm high, both with universal joint mounts
£ 80-100  
296
A lacquered brass Bulls-Eye Condenser on stand 65mm diam, lens mounted on telescopic arm, with sliding pillar joint to stand, 370mm high
£ 150-200  
297
A small Induction Coil with lacquered brass fittings, on mahogany plinth,250mm long, circa 1900, together with one Griffin & Tatlock DArsonval Galvanometer, in glazed mahogany case, 240mm high
£ 70-100  
298
An Alex. Wright Bomb Calorimeter mechanism mounted on cylindrical top-plate, with clockwork motor, enamel and plated vessels, 250mm high, and Demonstrational Electric Motor on mahogany stand, 320mm long
£ 60-80  
299
Demonstrational Glass Vacuum Tubes on Stands Maltese cross tube, 250mm long, and Crookes electron-path tube, 320mm long
£ 100-120  
300
A pair of Philip Harris Prism Polarisers each prism mounted in nickel-plated circles, divided in quadrants with vernier readers, mounted on oversized black iron tripod feet, circa 1920, 300mm high
£ 120-150  
301
A Philips 19in Slate Surface Globe on circular turned oak stand, 840mm high
£ 80-100  
302
A paired Gallenkamp Ammeter and Voltmeter each in glazed mahogany cabinet, 340mm high, together with a George & Becker twin-column electro-magnet on black iron base, 170mm high
£ 80-100  
303
A Gallenkamp Magneto-Electric Transformer with iron crank handle, demountable mechanism secured by hinged rods with butterfly nuts on mahogany plinth, 430mm long
£ 50-80  
304
A Prior prismatic Binocular Microscope in black painted iron, with horseshoe foot and glass dissection stage, with four eyepieces, 340mm high, in mahogany case, 1930s, together with a Philip Harris Travelling Microscope,
£ 70-100  
305
A modern Gillett & Sibert Conferencing Projection Microscope in black enamelled cast iron, with stainless steel fittings and mechanical stage and prismatic projection head, 470mm high
£ 50-80  
306
A modern Vickers Polarising Microscope in metallic gold enamelled cast iron, with horseshoe foot, electric illuminant, divided circular stage, triple nosepiece, x 10, x 40, x 100 oil immersion objectives, , 370mm high, i
£ 120-150  
307
A Cooke, Troughton and Simms Polarising Binocular Microscope in black enamelled cast iron, with horseshoe foot, divided mechanical stage, quadruple nosepiece with objectives and prismatic binocular body tube with four ey
£ 60-80  
308
A modern C Baker Patholab Microscope in silver grey enamelled cast iron of circular form, with detachable electric illuminant, divided mechanical stage, triple nosepiece with two objectives and swivelling eyepiece tube,
£ 70-100  
309
A Beck Diamax Microscope in grey enamelled cast iron, with rectangular base, integral electric illuminant, simple stage, triple nosepiece with three objectives and eyepiece, 370mm high, in mahogany case
£ 40-60  
310
A Beck Diamax Microscope in grey enamelled cast iron, with rectangular base, integral electric illuminant, simple stage, triple nosepiece with three objectives and eyepiece, 370mm high, in mahogany case
£ 40-60  
311
A Beck Diamax Microscope in grey enamelled cast iron, with rectangular base, integral electric illuminant, simple stage, triple nosepiece with three objectives and eyepiece, 370mm high, in mahogany case
£ 40-60  
312
An Henri Freres lacquered brass Barograph in glazed stained oak case hinged to one short side, with seven horizontally-mounted aneroid chambers, 290mm long
£ 200-300  
313
A modern ON Denton Hydrograph In glazed gold-enamelled steel case with black cast iron base, 280mm long
£ 50-80  
314
A pair of Bautain, Paris, Opera Glasses in gilt brass, with ivory fittings and handle, in silk-lined red morocco case, 110mm long, circa 1880
£ 40-6  
315
A Loftus Saccharometer two mercury-weighted glass sugar-content bulbs and brass thermometer, in fitted mahogany case, 280mm long, circa 1880
£ 60-80  
316
Four brass Cylinder Weights 7lbs by Bartlett, Bristol, 4lbs, 2lbs and 1lb by Parnall & Sons, Bristol, all with proof marks
£ 80-100  
317
A twelve-bottle Pharmacy Box the square-section bottles with rounded shoulders and stoppers, in fitted mahogany case with decorative brass escutcheon and lacquered brass drop handle to lid, early 19th Century, 280mm wide
£ 350-500  
318
A pair of Tea Scales the black-painted cast iron stand with gilt decoration and swan-neck support, with suspended beam, iron cradle and brass pans, one weighted with lead, 19th Century, 300mm high
£ 40-60  
319
Two Chinese Opium Scales brass and bone, in shaped hardwood cases, 19th Century, 270mm and 310mm long
£ 60-80  
320
A pair of Gebruder Ott, Hanau, Diamond Scales with ebonised wood plinth and nickel-plated lever-operated support, beam and hemispherical pans, with a selection of various weights, early 20th Century, 260mm wide
£ 60-80  
321
A rare Mauch 1 foot Surveyors Sector-Compendium engraved D. Mauch. Cologne, for British market, of laminated construction, with nickel-silver around boxwood and brass inner core, with functions including detachable set
£ 1000-1500  
322
A three-draw brass Telescope with leather-covered body tube, sliding eyepiece dustcap, mid-19th Century, 580mm long extended
£ 50-80  
323
Three hand-painted Magic Lantern Chromatropes circular plates, brass and mahogany bound, with crank-operated geared periphery-drive, circa 1880, each apx. 180mm wide
£ 150-200  
324
A modern Exelo electrically-powered Distillation Apparatus with spherical glass heating vessel, with stand and clamp, 3000W element and 400mm high glass vertical tube, containing double-helix distillation tubes, 700mm
£ 50-80  
325
An H Hughes and Son Trigonometer in lacquered and silvered brass, with two signed bearing circles divided into cardinal points and quadrants, with clamps, supporting three arms lettered A to C, each divided to 13 inche
£ 400-600  
326
An amber glass Bell Jar with knop handle, 19th Century, 350mm high
£ 80-120  
327
A modern Griffin Van De Graaf Generator with separate control unit, 750mm high, together with a large Sangamo Weston Ammeter, in brown bakelite case, dated 1949, 295mm high
£ 80-120  
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