210 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/. Date A point or period of time associated with an event in the lifecycle of the resource 1985-1990 Description An account of the resource One of two, metal casing holding together 2 pieces of an amplifier (?) with a gain, mute, range balance, etc. On rubber feet. Format The file format, physical medium, or dimensions of the resource height 290mm, length 340mm, width 155mm metal, plastic Identifier An unambiguous reference to the resource within a given context ABDNP:200834b Title A name given to the resource amplifier 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 glass topped box of 10 surface coated mirrors of various shape and size, i.e. Circular and rectangular. Format The file format, physical medium, or dimensions of the resource box: height 80mm, length 180mm, width 130mm glass, cardboard Identifier An unambiguous reference to the resource within a given context ABDNP:200679b Title A name given to the resource box of surface coated mirrors 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 1800 Description An account of the resource 5 glass tubes with one end closed off with a flat glass disk. 4 wrapped in tissue paper have an inscription on it Format The file format, physical medium, or dimensions of the resource length 222mm, diam. 10mm, glass thickness 2mm glass Identifier An unambiguous reference to the resource within a given context ABDNP:200790a Title A name given to the resource glass tubes 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 Negretti & Zambra Date A point or period of time associated with an event in the lifecycle of the resource 1865-1904 Description An account of the resource In glass case with brown wood. Perfect order. Case key in side lock. Another brass key with square hole and thumbwheel for adjusting vernier. Scale 24 - 32. White label inside in holder 'Negretti & Zambra Opticians to her Majesty London'. No 1212 Format The file format, physical medium, or dimensions of the resource 1180mm x 200mm x 170mm (case) glass, metal, mercury, wood Identifier An unambiguous reference to the resource within a given context ABDNP:200483a Title A name given to the resource precision barometer 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 UK Creator An entity primarily responsible for making the resource Post Office Telecommunications Date A point or period of time associated with an event in the lifecycle of the resource 1960 Description An account of the resource a Post Office Telecommunications modem unit type 2TG2393 ser No.47284, case serial No. 18783 with Type 740 telephone; for transmission at 600 and 1200 baud; Format The file format, physical medium, or dimensions of the resource 410mm x 255mm x 150mm excluding telephone steel, plastic, electronic components Identifier An unambiguous reference to the resource within a given context ABDNP:200488a Title A name given to the resource modem 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/. Date A point or period of time associated with an event in the lifecycle of the resource 1940 - 1946 Description An account of the resource Metal, bubble sextant in wooden box with carry handle. Still has power cable. Plate on box with inscription Format The file format, physical medium, or dimensions of the resource box: height 245mm, length 250mm, width 205mm metal, glass, wood Identifier An unambiguous reference to the resource within a given context ABDNP:200783a Title A name given to the resource sextant 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 1900-1970 Description An account of the resource Cylindrical box with 3 rubber washers in it. Marked on box Format The file format, physical medium, or dimensions of the resource Box: diam. 55mm, height 20mm washers: diam. 15mm, height 1mm rubber, cardboard (box) Identifier An unambiguous reference to the resource within a given context ABDNP:200671a Title A name given to the resource box of washers 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 Oblong light bulb with very fine filament wire vertically stretched with screw fitting. Written on in hand inside the bulb is "6, 3051". Format The file format, physical medium, or dimensions of the resource height 150mm, diam. Approx. 40mm glass, metal Identifier An unambiguous reference to the resource within a given context ABDNP:200741a Title A name given to the resource Light bulb 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 1870-1899 Description An account of the resource Large fabric backed poster of the graphs for y=tan x and y= cot x with wooden batons. Rolled up. Appears to be hand drawn. Format The file format, physical medium, or dimensions of the resource width 1410mm, length 1250 paper, fabric, wood Identifier An unambiguous reference to the resource within a given context ABDNP:200716a Title A name given to the resource poster 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 Holland Creator An entity primarily responsible for making the resource Mullard Date A point or period of time associated with an event in the lifecycle of the resource 1800 Description An account of the resource One of 2 Oblong Mullard light bulbs, very fine filament wire in twisting pattern and 4 pins for power connection. Format The file format, physical medium, or dimensions of the resource height 150mm, diam. Approx. 50mm glass, metal, plastic Identifier An unambiguous reference to the resource within a given context ABDNP:200740a Title A name given to the resource Mullard Bulb