191 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, England Creator An entity primarily responsible for making the resource Adam Hilger 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 A large metal optical bench with maker embossed in large letters on the metal. Groove style. Format The file format, physical medium, or dimensions of the resource height 60mm, length 1070mm, width 70mm metal Identifier An unambiguous reference to the resource within a given context ABDNP:200816a 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 Germany Creator An entity primarily responsible for making the resource Zeiss, Ikon Date A point or period of time associated with an event in the lifecycle of the resource 1930-1970 Description An account of the resource black metal with rectangular base curving round at top. 2 lenses visible. Format The file format, physical medium, or dimensions of the resource height 550mm, length 578mm, width 192mm metal, glass Identifier An unambiguous reference to the resource within a given context ABDNP:200617a Title A name given to the resource small Zeiss projector 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. London S.E. 25 The company logo is a superimposed symbol of 'T' and 'H' Date A point or period of time associated with an event in the lifecycle of the resource 1949-1970 Description An account of the resource Near bottom right ' SWITCH PAT. No. 616684 ' Grey metal top with ebonite (?) knobs. Wooden sides. Patent dated 24/02/1949 "Improvements in electrical fuses for use with switches" by Long & Crawford Ltd. Format The file format, physical medium, or dimensions of the resource wood, chrome (?), ebony, resistance wire Identifier An unambiguous reference to the resource within a given context ABDNP:200274a Title A name given to the resource thermoelectric free potentiometer 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 ATM Date A point or period of time associated with an event in the lifecycle of the resource 1945-1955 Description An account of the resource one of three telephones; emergency telephone with dial disk display in red, 'Whitehall 1212'; cotton braided three cable cord; number on bottom 'L11560C7'; 'ATM' on handset Format The file format, physical medium, or dimensions of the resource width 230 mm; depth 90 mm; height 155 mm Bakelite; plastic; metal Identifier An unambiguous reference to the resource within a given context ABDNP:200493c Title A name given to the resource telephone 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 The Alliance Telephone Company a subsidiary of GEC Description An account of the resource one of six telephones. GEC pulse dial telephone Aus Pat 111251 Brit Pat 518721 Format The file format, physical medium, or dimensions of the resource 180mm x 150mm x 150mm excluding handset Bakelite, electronic components Identifier An unambiguous reference to the resource within a given context ABDNP:200493a Title A name given to the resource telephone 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 USA Creator An entity primarily responsible for making the resource Sylvania Description An account of the resource cathode ray oscilloscope tube type 3AP1 906P1 by Sylvania also marked N2 SC251A in cardboard box, for focusing electron beam onto fluorescent screen Format The file format, physical medium, or dimensions of the resource 290mm long 75mm dia screen glass, metals, plastic Identifier An unambiguous reference to the resource within a given context ABDNP:200486a Title A name given to the resource cathode ray tube 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 1850-1950 Description An account of the resource Cylindrical box of 6 glass circular disks. Hand written on top of box. Format The file format, physical medium, or dimensions of the resource box: diam. 70mm, height 30mm discs: diam. 15mm, height 2mm glass, cardboard (box) Identifier An unambiguous reference to the resource within a given context ABDNP:200670b Title A name given to the resource Polarimeter discs 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 1970-1980 Description An account of the resource 20 long thin white envelopes for storing X-ray powder pattern film. Format The file format, physical medium, or dimensions of the resource Each envelope: 355 mm long, 75 mm high, 1 mm thick paper Identifier An unambiguous reference to the resource within a given context ABDNP:201388a Title A name given to the resource X-ray film envelopes 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 The Edison Swan Electric Co Ltd 155 Charing Cross Rd London WC2 Description An account of the resource a collection of pointolite arc lamps. Seven lamps in six boxes in one cardboard container. There appears to be two types, 100V-250V 150CP AC BC and 100V-250V 100CP BC gas filled. Marked 'Royal Ediswan'; perhaps projection lamps Format The file format, physical medium, or dimensions of the resource box 320mm x 220mm x 240mm glass, brass Identifier An unambiguous reference to the resource within a given context ABDNP:200491a Title A name given to the resource arc lamp 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 long glass prism with old blank sticker on it. Format The file format, physical medium, or dimensions of the resource height 12mm, length70mm, width 20mm glass Identifier An unambiguous reference to the resource within a given context ABDNP:200674d Title A name given to the resource glass prism