<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dcterms="http://purl.org/dc/terms/">
<rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10161">
    <dcterms:title><![CDATA[Newton&#039;s rings cell]]></dcterms:title>
    <dcterms:description><![CDATA[Circular holder containing 2 glass plates showing Newton&#039;s rings.  3 adjustable brass screws. Badly corroded on top, slight fracture on glass near one screw.]]></dcterms:description>
    <dcterms:creator><![CDATA[&#039; W. Ladd Beak St. W. London &#039;]]></dcterms:creator>
    <dcterms:date><![CDATA[1860-1890]]></dcterms:date>
    <dcterms:format><![CDATA[height 20 mm; diameter 79 mm]]></dcterms:format>
    <dcterms:format><![CDATA[glass, brass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200563a]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[London]]></dcterms:coverage>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10160">
    <dcterms:title><![CDATA[Digital DELAY modules]]></dcterms:title>
    <dcterms:description><![CDATA[Farnell DELAY module in ABDNP:201911a]]></dcterms:description>
    <dcterms:creator><![CDATA[Farnell]]></dcterms:creator>
    <dcterms:date><![CDATA[1970-1985]]></dcterms:date>
    <dcterms:format><![CDATA[Box 90 mm wide, 115 mm high, 38 mm deep]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:201911j]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10159">
    <dcterms:title><![CDATA[Texture gauge]]></dcterms:title>
    <dcterms:description><![CDATA[stainless steel instrument used for measuring the surface texture. In leather pouch.]]></dcterms:description>
    <dcterms:creator><![CDATA[Rubert &amp;Co. Ltd,]]></dcterms:creator>
    <dcterms:date><![CDATA[1950-1970]]></dcterms:date>
    <dcterms:format><![CDATA[Stainless steel, leather]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:201405c]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[Cheadle, Cheshire, UK]]></dcterms:coverage>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10158">
    <dcterms:title><![CDATA[Moving glass plate and slits]]></dcterms:title>
    <dcterms:description><![CDATA[One of two sets of two slits and 2 glass pieces with a third glass piece in the centre which can be rotated by turning a dial which has a pointer attached. The pointer over lies a yellow plastic protractor.]]></dcterms:description>
    <dcterms:creator><![CDATA[Unknown]]></dcterms:creator>
    <dcterms:date><![CDATA[1800]]></dcterms:date>
    <dcterms:format><![CDATA[height 175mm, length 178mm, width 135mm]]></dcterms:format>
    <dcterms:format><![CDATA[wood, metal, plastic]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200643b]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10157">
    <dcterms:title><![CDATA[telescope and collimator]]></dcterms:title>
    <dcterms:description><![CDATA[A long brass instrument with one telescope end and one collimator end on brass stand. Adjustable entrance window, 0-50 scale divisions of 1 unit, marked every 10. Also adjustable gap between 2 components, scale from 0 to 100, divisions of 1 unit, marked every 10.]]></dcterms:description>
    <dcterms:creator><![CDATA[Unknown]]></dcterms:creator>
    <dcterms:date><![CDATA[1800]]></dcterms:date>
    <dcterms:format><![CDATA[diam. (telescope barrel) 45mm, length 520mm, height (inc. stand) 400mm]]></dcterms:format>
    <dcterms:format><![CDATA[metal, glass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200691a]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10156">
    <dcterms:title><![CDATA[telescope eyepiece]]></dcterms:title>
    <dcterms:description><![CDATA[Brass terrestrial eyepiece for a telescope with screw thread fitting]]></dcterms:description>
    <dcterms:creator><![CDATA[Unknown]]></dcterms:creator>
    <dcterms:date><![CDATA[1850-1930]]></dcterms:date>
    <dcterms:format><![CDATA[diam. 34mm, length 222mm]]></dcterms:format>
    <dcterms:format><![CDATA[metal, glass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200678a]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10155">
    <dcterms:title><![CDATA[valves]]></dcterms:title>
    <dcterms:description><![CDATA[Box of 21 various valves. Varying in size shape and make. Makes include Mullard and BRIMAR.]]></dcterms:description>
    <dcterms:creator><![CDATA[Various]]></dcterms:creator>
    <dcterms:date><![CDATA[1940-1960]]></dcterms:date>
    <dcterms:format><![CDATA[varying]]></dcterms:format>
    <dcterms:format><![CDATA[glass, metal, plastic]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:201159a]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10154">
    <dcterms:title><![CDATA[electrostatic discs]]></dcterms:title>
    <dcterms:description><![CDATA[two brass discs the upper suspended by a movable rod above the lower, possible to move electrical charge to demonstrate capacitance.  The upper disc is held by an insulated pillar and curved brass rod]]></dcterms:description>
    <dcterms:format><![CDATA[200mm x 220mm x 100mm]]></dcterms:format>
    <dcterms:format><![CDATA[brass, wood, composition insulator]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200445a]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10153">
    <dcterms:title><![CDATA[telescopic component]]></dcterms:title>
    <dcterms:description><![CDATA[Brass telescope style component with large convex lens on one end creating fish eye effect. 2 clamps on barrel suggesting part of a system.]]></dcterms:description>
    <dcterms:creator><![CDATA[unknown]]></dcterms:creator>
    <dcterms:date><![CDATA[1800]]></dcterms:date>
    <dcterms:format><![CDATA[length 154mm, diam 45mm]]></dcterms:format>
    <dcterms:format><![CDATA[metal, glass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200667a]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10152">
    <dcterms:title><![CDATA[35 mm negatives]]></dcterms:title>
    <dcterms:description><![CDATA[roll of negatives in cylindrical box and is labelled]]></dcterms:description>
    <dcterms:creator><![CDATA[unknown]]></dcterms:creator>
    <dcterms:date><![CDATA[1900-1970]]></dcterms:date>
    <dcterms:format><![CDATA[box: diam. 55mm, height 45mm<br />
negatives: length 535mm, width35mm]]></dcterms:format>
    <dcterms:format><![CDATA[plastic, cardboard (box)]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200669a]]></dcterms:identifier>
</rdf:Description></rdf:RDF>