176 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 Cambridge, England Creator An entity primarily responsible for making the resource Cambridge Scientific Instrument Co. Ltd Date A point or period of time associated with an event in the lifecycle of the resource 1900-1925 Description An account of the resource A brass revolving stand with 2 turning parts both with scales 0- 360 degrees with divisions of 1 degree and labelled every 10. Format The file format, physical medium, or dimensions of the resource height 270mm, diam. 230mm metal Identifier An unambiguous reference to the resource within a given context ABDNP:200659a Title A name given to the resource brass spectrometer table 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 'supplied by / HARVEY & PEAK / LONDON' Date A point or period of time associated with an event in the lifecycle of the resource 1870-1899 Description An account of the resource Wooden base on rectangular corner feet with two insulated handles (wooden ends) on light green glass stems - central wooden pillar has table missing on top. Format The file format, physical medium, or dimensions of the resource base length 356 mm; width 145 mm glass, wood, brass Identifier An unambiguous reference to the resource within a given context ABDNP:200069a Title A name given to the resource Henry's discharger 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 Ferranti Date A point or period of time associated with an event in the lifecycle of the resource 1960-1980 Description An account of the resource 4 black metal plates joined together by 8 white rods through all 4 plates. In between the plates are various wires also connecting them and outside the plates on one side are resistors also connecting the plates. There is one grey piece of metal on the top and bottom presumably for fitting this device to a larger device. The whole device is enclosed in parcel cardboard. It has separate diodes which are on its own heat dissipater Format The file format, physical medium, or dimensions of the resource length 150mm, width 95mm, height 114mm METAL, PLASTIC Identifier An unambiguous reference to the resource within a given context ABDNP:201314a Title A name given to the resource double bridge rectifier 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 unknown Date A point or period of time associated with an event in the lifecycle of the resource 1850-1899 Description An account of the resource Glass plates forming prism sides can be adjusted independently from vertical to 50 on scale calibrated in divisions of 1 degree. Feet adjustable. Prism mounted above spillage tray (approx 170 mm diameter) on tripod base. Format The file format, physical medium, or dimensions of the resource Height (total) 320-360 mm, radius (tray) 85 mm, height (prism) 83 mm, width (prism) 65 mm. glass, brass, iron Identifier An unambiguous reference to the resource within a given context ABDNP:200125a Title A name given to the resource variable angle prism for liquids 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 Paris Creator An entity primarily responsible for making the resource 'RUDOLPH KOENIG / a Paris' stamped onto handle Date A point or period of time associated with an event in the lifecycle of the resource 1860-1890 Description An account of the resource Elliptic bell with a handle. No clapper or evidence of one; most likely struck with a small hammer. Format The file format, physical medium, or dimensions of the resource base (outer diameter) 100 mm x 75 mm; height (with handle) 120 mm wood, metal Identifier An unambiguous reference to the resource within a given context ABDNP:200065a Title A name given to the resource elliptic bell 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/. Date A point or period of time associated with an event in the lifecycle of the resource 1957-1962 Description An account of the resource modular valve unit (late 1950s?) Black aluminium case with rear connector and valves projecting and covered in screening cans. Counting unit Racal Eng. Ltd. Type no. CU 542 D Ser. No. N1681. 4 valves: 3 off 12AU7/ECC82; ECC82/12AU7 Format The file format, physical medium, or dimensions of the resource width 37 mm, height 145 mm, depth 200 mm Identifier An unambiguous reference to the resource within a given context ABDNP:201892a Title A name given to the resource Counting unit 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 428 Strand, London, England Creator An entity primarily responsible for making the resource E.M. Clarke Date A point or period of time associated with an event in the lifecycle of the resource 1840-1851 Description An account of the resource Selenite sample for polarising mirror set in wooden frame for use in Optician mirror set. Format The file format, physical medium, or dimensions of the resource diam. (total) 90mm, diam. (lens) 45mm glass, wood Identifier An unambiguous reference to the resource within a given context ABDNP:200644c Title A name given to the resource Selenite sample for polarising mirror 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 98 St Pancras Way, London NW1 Creator An entity primarily responsible for making the resource Hilger & Watts Ltd Date A point or period of time associated with an event in the lifecycle of the resource 1955-1960 Description An account of the resource Abbe refractometer for measuring the refractive index of liquids in range 1.3 to 1.7. Accompanied by manufacturers manual. Grey painted brass. Stamped M46317/58479 - presumed model and serial number. Format The file format, physical medium, or dimensions of the resource circular base 150 mm diameter, total width including projecting thermometer 310 mm; height 310 mm Identifier An unambiguous reference to the resource within a given context ABDNP:201355a Title A name given to the resource Refractometer - Abbe 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 Fujitsu/Sun Date A point or period of time associated with an event in the lifecycle of the resource 1987-1987 Description An account of the resource 6 assorted printed circuit boards that accompanied ABDNP201341a, illustrating technology used in 1987. Includes 1 power board with 12 power transistors, relay and piggy-back board, 4 boards approx 230 mm by 290 mm, one including mixed surface-mounting and dual-in-line chips and M6800 microprocessor, one smaller board with switches and 3 colours of LED and a small board with 2 rotory switches and 2-digit BCD display Format The file format, physical medium, or dimensions of the resource Altogether within 420 by 230 mm by 130 mm Identifier An unambiguous reference to the resource within a given context ABDNP:201342a Title A name given to the resource printed circuit boards 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 KENT Creator An entity primarily responsible for making the resource MUIRHEAD & CO LTD Date A point or period of time associated with an event in the lifecycle of the resource 1954 Description An account of the resource Black cardboard box with a direct drive dial inside wrapped in polythene and tissue paper. Direct drive dial is a large grey metal disc with a scale round the outside from 0 to 190 and a black plastic knob on top. Included in the box is a dispatch note, headed MUIRHEAD & CO, LIMITED, PRECISION ELECTRICAL INSTRUMENT MAKERS, ELMERS END, BECKENHAM, KENT. Format The file format, physical medium, or dimensions of the resource dial: diameter 153mm, height 35mm box: length 160mm, width 160mm, height 53mm metal, plastic, cardboard Identifier An unambiguous reference to the resource within a given context ABDNP:201298a Title A name given to the resource direct drive dial