172 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 98 St Pancras Way, London NW1 Creator An entity primarily responsible for making the resource Hilger & Watts Date A point or period of time associated with an event in the lifecycle of the resource 1948-1960 Description An account of the resource Plastic wallet containing manufacturer's manual for ABDNP201355a, dispersion tables for refractometer and manufacturer's note about desirability of ordering a spare prism assembly. Instruction manual cover page detached. Manual dated 1948 with insert correction page dated 1956. Faded ink inscription "Not to be removed from ? Year Laboratory" - ? Is invisible but may be "Honours". Also Hilger tables giving refractive indices of sugar solutions of varying concentrations at different temperatures. Format The file format, physical medium, or dimensions of the resource 310 mm by 220 mm by 10 mm Identifier An unambiguous reference to the resource within a given context ABDNP:201355b Title A name given to the resource refractometer manual 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 Unknown Date A point or period of time associated with an event in the lifecycle of the resource 1800 Description An account of the resource Convex lens in brass holder with ball joint attachment to brass stand which itself is attached by ball joint to the base, illuminates microscope objects with use of a side light Format The file format, physical medium, or dimensions of the resource height 305mm, diam. (base) 100mm, diam. (lens) 70mm metal, glass Identifier An unambiguous reference to the resource within a given context ABDNP:200688a Title A name given to the resource bulls eye lens 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 H. Tinsley & Co. Ltd. / London S.E. 25 The company logo is a superimposed symbol of 'T' and 'H' Description An account of the resource Complete with integral lamp, transformer and scale for general purpose use. Sensitivity: 510 mm / microampere; scale from 5 - 0 - 5 in steps of 0.1. In solid wooden box with company logo on the front. Can be used for measuring voltages. Format The file format, physical medium, or dimensions of the resource wood, steel Identifier An unambiguous reference to the resource within a given context ABDNP:200158a Title A name given to the resource Mirror 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 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 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 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/. 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/. 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 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/. 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