197 10 3473 Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant London Creator An entity primarily responsible for making the resource CAMBRIDGE / INSTRUMENT Co. LTD / ENGLAND Date A point or period of time associated with an event in the lifecycle of the resource 1925-1955 Description An account of the resource Centre-zero scale : 120 - 0 - 120 in divisions of 2 microamp. 2 terminals. Circular platform on top ' UNIPIVOT / ZERO ADJUSTMENT / DEPRESS & TURN / TO CLAMP '. With resistor bridge logo. Format The file format, physical medium, or dimensions of the resource length 177 mm; width 167 mm; height 70 mm Bakelite Identifier An unambiguous reference to the resource within a given context ABDNP:200297a Title A name given to the resource microammeter Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant Berlin Creator An entity primarily responsible for making the resource Gruel Description An account of the resource Has one coil forming a vertical loop. There is a screw terminal at the zenith possible for suspending a magnetic pointer. In the centre is a +/- 90 degree dial on the horizontal wooden shelf. All are mounted on an brass pedestal with ebonite base with brass +/- 90 degree scale with pointer and three brass adjustable feet. Two brass terminals connect to the winding. Both dials are marked Gruel Berlin in script Format The file format, physical medium, or dimensions of the resource 300mm dia 420 mm high chrome, brass, ebonite Identifier An unambiguous reference to the resource within a given context ABDNP:200468a Title A name given to the resource galvanometer Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant Cambridge, England Creator An entity primarily responsible for making the resource W.G. Pye & Co. - Scientific Instrument Makers - Granta Works Date A point or period of time associated with an event in the lifecycle of the resource 1920-1960 Description An account of the resource Many sheets of transparent paper with a ruler printed on it; top scale measures from 25 to 0 then 0 to 25; bottom scale measures from 0 to 50 cm; under scale is printed "Scale A, Tracing Paper". Maker's Name reads: " W.G. Pye & Co." wrapped in brown paper Format The file format, physical medium, or dimensions of the resource length 605 mm; width 60 mm. transparent paper Identifier An unambiguous reference to the resource within a given context ABDNP:201731a Title A name given to the resource Galvanometer scale Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Robertson Electric Lamps, made in England Date A point or period of time associated with an event in the lifecycle of the resource 1900-1940 Description An account of the resource new 4-turn carbon filament lamp 32 candle power, 230 V. Maker's wrapping paper, with code "5L/1220 230v 32 cp BC" (presumed Bayonet Cap). Marked on bulb "Property of HM Government" and "Robertson made in England" "GEC Ltd 32 c.p. 34". Standard bayonet cap. Format The file format, physical medium, or dimensions of the resource height 110 mm Identifier An unambiguous reference to the resource within a given context ABDNP:200567a Title A name given to the resource Carbon filament lamp 32 cp Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant Unknown Creator An entity primarily responsible for making the resource A.G. Co. Ltd Date A point or period of time associated with an event in the lifecycle of the resource 1800 Description An account of the resource Wooden optical bench with ruler and groove for apparatus holders to slide along. Format The file format, physical medium, or dimensions of the resource height 33mm, length 1020mm, width 122mm wood Identifier An unambiguous reference to the resource within a given context ABDNP:200650a Title A name given to the resource optical bench Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant London. W.C. Creator An entity primarily responsible for making the resource engraved Harvey & Peak, Charing Cross Road Date A point or period of time associated with an event in the lifecycle of the resource 1880-1900 Description An account of the resource Mounted on wooden base. Format The file format, physical medium, or dimensions of the resource wood, brass, glass Identifier An unambiguous reference to the resource within a given context ABDNP:200122a Title A name given to the resource reflection polarizer Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant London, England and New York, USA Creator An entity primarily responsible for making the resource E.B. Meyrowitz Date A point or period of time associated with an event in the lifecycle of the resource 1889-1900 Description An account of the resource 11 circular glass lenses to cover the eye set in metal frames with small circular handle for holding with thumb and forefinger. Part of colour blindness kit. Colours: 4 black, 1 red, 1 turquoise, 1 orange, 1 green, 1 light royal blue, 1 dark royal blue and 1 opaque. Used as part of the colour blindness test kit and stored within the kit box Format The file format, physical medium, or dimensions of the resource Radius (lens) 18mm, thickness 2-4mm, radius (handle) 4mm. Glass, Metal Identifier An unambiguous reference to the resource within a given context ABDNP:200589c Title A name given to the resource 11 Coloured lenses Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant Italy Creator An entity primarily responsible for making the resource Peter-Pan Date A point or period of time associated with an event in the lifecycle of the resource 1930-1950 Description An account of the resource Set of six 'Peter-Pan' gas mantles in cardboard tubes with brass-coloured lids; written on tubes, 'Registered N. 409807', 'Made in Italy'; The mantle is made from oxides that, when heated, glow brightly in the visible spectrum. Format The file format, physical medium, or dimensions of the resource length 55 mm; diameter 15 mm cardboard; metal; textile Identifier An unambiguous reference to the resource within a given context ABDNP:201720a Title A name given to the resource Gas mantle Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Coverage The spatial or temporal topic of the resource, the spatial applicability of the resource, or the jurisdiction under which the resource is relevant England Creator An entity primarily responsible for making the resource Cambridge Instrument Company Ltd. Date A point or period of time associated with an event in the lifecycle of the resource 1950-1960 Description An account of the resource A spot galvanometer for the Hilger Spekker Absorptiometer H760301. Analogue display from 0-16 in unit divisions. On top, plate reads "Cambridge Instrument Co. Ltd. England" and bears the company logo. Format The file format, physical medium, or dimensions of the resource height 100mm, length 195, width 170mm metal, plastic Identifier An unambiguous reference to the resource within a given context ABDNP:200611d Title A name given to the resource spot galvanometer Dublin Core The Dublin Core metadata element set is common to all Omeka records, including items, files, and collections. For more information see, http://dublincore.org/documents/dces/. Creator An entity primarily responsible for making the resource Lefebvre Date A point or period of time associated with an event in the lifecycle of the resource 1800 Description An account of the resource Custom-made wooden box with brass coloured hindges containing an apparatus for levelling angles. Instrument is rectangular in shape with brass components with two view finders in top corners; pendulum-type gauge which measures "inclination per FOOT" on brass plate showing inches from -3 to 3. Speparate components include: brass eye piece (?) and brass foot. Maker name ingraved. Format The file format, physical medium, or dimensions of the resource box: width 345 mm; depth 255 mm; height 35 mm brass; metal; wood Identifier An unambiguous reference to the resource within a given context ABDNP:201727a Title A name given to the resource Apparatus for Levelling and Measuring Angles