Twelve envelopes, each with instructions and containing a gelatin lamel, in leather wallet, inside waterproof outer case 1915
Ten dummy samples of labelled compounds, by Amersham International plc, Amersham, Buckinghamshire, England, 1972-1982 Ten dummy samples of labelled compounds 1972-1982
Moving coil sector voltmeter 0-250 v. D.C. 24" scale, large illuminated dial. (Modern), with cover Moving coil sector voltmeter 0-250 v. D.C. 24" scale
Double transferrer for air pump experiments, on turned mahogany stand, by Horne and Thornthwaite, London, and Single transferrer for air pump experiments, unsigned, British, 1871-1900 (see note) Double transferrer, and single transferrer for air pump experiments
Deci-ampere electric current balance no.126 by James White, Glasgow in glazed metal case with box of weights and fittings (one missing) Deci-ampere electric current balance no.126, in glazed metal box with components
Type 'B' full pressure suit and helmet supplied by the Royal Aircraft Establishment (RAE) and Martin Baker ejection seat, Mk 3J, by Martin-Baker Aircraft Company, Denham, Middlesex, England, 1956. Seat is affixed to wood display stand. Type 'B' full pressure flying suit and helmet, and Martin Baker ejection seat, Mk 3J 1956
Model, scale 1:16, of a riverboat from the Irrawaddy River, known as an oil-boat as it was used to transport petroleum from Burma, with woven roofs, unsigned, Rangoon, Yangon, Myanmar, 1893-1903 Model of a Burmese oil boat, with projecting platform for additional cargo storage 1893-1903
Pair of zoom 7x to 14x35 binoculars, with adjustable left eyepiece, with rectangular carrying case (without carrying straps) by Commodore, Japan, 1970-1979 Pair of Zoom 7x to 14x35 binoculars, with black carrying case 1970-1979
Pair of silver plated steel framed spectacles, oval lenses and steel wire folding spring arms in wooden hinged case, unsigned, marked Terrace & Shrubbery, Southend in Essex England, 1825-1875. Silver spectacles in case 1825-1875
Prospect glass (spyglass) telescope with silver-plated metal body, 1-draw metal with shutter lens covers (front one missing) in fishskin case, unsigned, European, 1730-1750. Prospect glass (spyglass) telescope in fishskin case 1730-1780
Two pairs of bifocal spectacles, in vinyl covered steel cases, one pair dispensed with two lens cloths by Theodore Hamblin Limited, London, unsigned, United Kingdom, and the other pair dispensed by C. Riley, United Kingdom, unsigned, United Kingdom, 1955-1965 Two pairs of bifocal spectacles, with cases and lens cloths 1955-1965
Miniature folding opera glass (Galilean type), with fob ring and case, by Dollond, London, England, 1800-1850 Miniature folding opera glass in case 1800-1850
Pair of black plastic frame spectacles, with brass effect 'leaf' decorations on front of frame, unsigned, Paris, France, and red plastic coated steel spectacle case, and lens cloth, unsigned, United Kingdom, dispensed by Coton & Hamblin, Woolwich, London, 1965-1970 Black plastic frame spectacles, with brass 'leaf' decorations and red case 1965-1970
Pair of transparent plastic framed spectacles, unsigned, and red plastic coated spectacle case, unsigned, supplied through the National Health Service, dispensed by Frewin & Ellis, Slough, Buckinghamshire, England, 1960-1969 Pair of transparent plastic framed spectacles 1960-1969
Four trussed beam models on a purpose built wooden stand, with one oak wood fragment, unsigned, United Kingdom, 1855-1876. Probably used experimentally for testing the strength of different methods of trussing beams. Four trussed beam models on a purpose built wooden stand 1855-1876
Automatic Pressure Regulator, type A 2/1, No. 18426 (without resistance), with cover. Automatic Pressure Regulator
Elliott Bros. "Century" test set no.1390 complete with 150A and 600A shunts in mahogany box Elliott Bros. "Century" test set no.1390 complete with 150A and 600A shunts in mahogany box
Five black and white photographic prints showing the tracks of fast beta-rays from radium E, by Dr. E.J Williams at the Dept. of Physics, University College of Wales, Swansea, Wales, 1935-1937 Five black and white photographic prints showing the tracks of fast beta-rays from radium E 1935-1937
Air pump with metal valves and separate plate, on tripod stand, with spanner, by Yeates and Son, Dublin, Ireland, 1889 (see note) Air pump with separate plate 1889
Portable recording tide gauge by A. Lege & Co. Ltd., c. 1887. Portable recording tide gauge by A. Lege & Co. Ltd. 1887
Pair of lightweight opaque plastic framed spectacles, for use following a cataract operation, made by Combined Optical Industries Ltd, Slough, and grey plastic case and yellow textile lens cloth, unsigned, both spectacles and case supplied by Edward Marcus Ltd, Moorfields, London, England, 1980-1983 Lightweight post cataract operation glasses 1980-1983
Quartz spectrograph (E.31) with case and accessories by Adam Hilger Ltd., London, 1932 Quartz spectrograph (E.31) with case and accessories by Adam Hilger Ltd. 1932
Model, scale 1:5, Pelton wheel turbine, with separate base and associated drawing. The model, by Peter Koch, Victor Gelpke and Paul Kagel, Germany, 1907-1917, represents an installation by Messrs. Amme, Giesecke and Konegen of Brunswick, invented by Lester Allan Pelton. Part sectioned to show Pelton wheel. Pelton Wheel Turbine 1907-1917
Bifocal spectacles with box and receipt, unsigned, supplied by A. R. Turner & S. W. Jackson, Crewe, Cheshire, England, 1948 Bifocal spectacles with box and receipt 1948
Pair of brass spectacles, with vinyl covered steel case and two lens cloths, later dispensed by Sterks Martin, Kent, England, and orginally dispensed by A. E. Newbold Limited, England, unsigned, United Kingdom, 1830-1870 Pair of brass spectacles 1830-1870
Spy glass telescope (Galilean type), gilded brass tube covered with mother-of-pearl and decoration, with fishskin covered wooden cylindrical case, unsigned, European, 1780-1820. Spy glass telescope in fishskin case
Sizewell gas fuel grab nose unit No. 48 and plywood protective box, unsigned, British, 1972-1982 Gas fuel grab nose unit No. 48 and plywood protective box 1972-1982
Trade card: Edward Nairne, 20 Cornhill, opposite the Royal-Exchange, London. Optical, Philosophical and Mathematical Instruments. Directions for using the Achromatic Prospective-Glass, which is illustrated on a separate sheet. 289 x 205 mm (directions) & 156 x 215 mm (illustration). (Calv. 282) Trade card: Edward Nairne 1772-1796
Four large black and white photographic prints, mounted on card, showing CERN, by Science Museum Photographer and Science Museum Workshops, South Kensington, London, England, 1965 Four large black and white photographic prints 1965