<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/10101">
    <dcterms:title><![CDATA[spark gap]]></dcterms:title>
    <dcterms:description><![CDATA[two nickel (?) balls mounted on insulating rods affixed to a wooden base.  Connection is made to the balls by plug in brass connectors, the connecting wires have been cut off.  Mounted on a rectangular wooden base with four rubber feet, one ball can be moved by a long brass adjusting screw with thumbnut]]></dcterms:description>
    <dcterms:creator><![CDATA[Fraser &amp; McKay Scientific Instrument Makers]]></dcterms:creator>
    <dcterms:format><![CDATA[400mm x 120mm x 360mm high]]></dcterms:format>
    <dcterms:format><![CDATA[nickel, wood, brass, rubber, insulating material]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200495a]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[Aberdeen]]></dcterms:coverage>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10100">
    <dcterms:title><![CDATA[Spiral spark tube]]></dcterms:title>
    <dcterms:description><![CDATA[Glass tube with brass ends; with ball terminals; inside tube is spiral of small metal discs each seperated by gap of less than 1 mm; when tube is placed across an electrostatic generator, a spiral discharge is seen around inside of tube caused by sparking between metal discs]]></dcterms:description>
    <dcterms:date><![CDATA[1780-1810]]></dcterms:date>
    <dcterms:format><![CDATA[length 330 mm; diameter 25 mm]]></dcterms:format>
    <dcterms:format><![CDATA[glass; brass; metal]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:201762a]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10099">
    <dcterms:title><![CDATA[Scale expansion unit]]></dcterms:title>
    <dcterms:description><![CDATA[A scale expansion unit for the Grubb Parson Spectrophotometer. 3 dials, 2 ranging from 1 to 10 and the other from 1 to 5 in single divisions. 2 cables. In cardboard box with an assortment of screws, washers and cogs. On unit in white lettering &quot;Grubb Parsons England, Ser. No. 22&quot;.]]></dcterms:description>
    <dcterms:creator><![CDATA[Grubb Parsons]]></dcterms:creator>
    <dcterms:date><![CDATA[1800]]></dcterms:date>
    <dcterms:format><![CDATA[height 60mm, length 120mm, width 95mm]]></dcterms:format>
    <dcterms:format><![CDATA[metal, rubber, plastic]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200615b]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[England]]></dcterms:coverage>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10098">
    <dcterms:title><![CDATA[Weston multiplier  resistor]]></dcterms:title>
    <dcterms:description><![CDATA[A wooden box with ventilation holes cut out in a pattern. A metal cover is on one end with 5 screw type terminals numbered &quot;+&quot;, 1.5, 15, 150, 600 engraved into metal. A metal plate on the side is inscription.  Also engraved underneath the terminals is &quot;Univ. Abdn. Nat. Phil.&quot;  For instrument ABDNP201042a?]]></dcterms:description>
    <dcterms:creator><![CDATA[Elliott Bros.]]></dcterms:creator>
    <dcterms:date><![CDATA[1890-1905]]></dcterms:date>
    <dcterms:format><![CDATA[height 72mm, length 150mm, width 172mm]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200967a]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[London, England]]></dcterms:coverage>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10097">
    <dcterms:title><![CDATA[Nernst filaments]]></dcterms:title>
    <dcterms:description><![CDATA[Cardboard box of 12 small test tubes and a sterile syringe needle. Hand written on box: &quot;Nernst Filaments for Grubb Parsons D.B.3 Double beam Radiation unit, Serial no. 18&quot;. For use with Grubb Parson Spectrophotometer (ABDNP200616a)]]></dcterms:description>
    <dcterms:creator><![CDATA[Unknown]]></dcterms:creator>
    <dcterms:date><![CDATA[1914-1985]]></dcterms:date>
    <dcterms:format><![CDATA[length 62mm, diam. 10mm]]></dcterms:format>
    <dcterms:format><![CDATA[glass, metal]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200616c]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10096">
    <dcterms:title><![CDATA[Unipivot voltage series resistor]]></dcterms:title>
    <dcterms:description><![CDATA[Voltage series resistor which alters the voltage range of a Unipivot galvanometer when connected to it. A black metal box with 2 plastic screw connectors (black and red) for wires, or for another resistor to connect to, and 2 metal plate connectors with grooves. Rectangular plastic plate with inscription on it]]></dcterms:description>
    <dcterms:date><![CDATA[1925-1955]]></dcterms:date>
    <dcterms:format><![CDATA[height 52mm, length 50mm, width 90mm]]></dcterms:format>
    <dcterms:format><![CDATA[metal, plastic]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200991e]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10095">
    <dcterms:title><![CDATA[optical galvanometer]]></dcterms:title>
    <dcterms:description><![CDATA[Squat, black plastic casing, with name of maker in brass and encircled by brass ring. 2 terminals, a clamp and free switch and a place for the power cable. Scale runs from -8 to +8 in 0.2 intervals, numbered every 1unit. Number on top.]]></dcterms:description>
    <dcterms:creator><![CDATA[Cambridge Instrument Company Co. Ltd.]]></dcterms:creator>
    <dcterms:date><![CDATA[1939-1942]]></dcterms:date>
    <dcterms:format><![CDATA[length 166 mm; width 190 mm; height 85 mm]]></dcterms:format>
    <dcterms:format><![CDATA[bakelite, brass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200895c]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[London, England]]></dcterms:coverage>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10094">
    <dcterms:title><![CDATA[trestle table]]></dcterms:title>
    <dcterms:description><![CDATA[in wood, small trestle table or stool with crossed supports at each end, brass screws, possibly for equipment support]]></dcterms:description>
    <dcterms:format><![CDATA[380mm x 610mm x 220 high]]></dcterms:format>
    <dcterms:format><![CDATA[wood, brass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200536a]]></dcterms:identifier>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10093">
    <dcterms:title><![CDATA[Magnifier on stand]]></dcterms:title>
    <dcterms:description><![CDATA[Magnifying glass in wooden frame on brass stand with &quot;W. Ladd, London, Univ. Abdn.  Nat. Phil.&quot; engraved on base. Can be adjusted in height but is very stiff.]]></dcterms:description>
    <dcterms:creator><![CDATA[W. Ladd (optician, William)]]></dcterms:creator>
    <dcterms:date><![CDATA[1846-1872]]></dcterms:date>
    <dcterms:format><![CDATA[height 410mm, diam 35mm]]></dcterms:format>
    <dcterms:format><![CDATA[metal, wood, glass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:200634a]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[London]]></dcterms:coverage>
</rdf:Description><rdf:Description rdf:about="https://exhibitions.abdn.ac.uk/university-collections/document/10092">
    <dcterms:title><![CDATA[Galvanometer for use with projector]]></dcterms:title>
    <dcterms:description><![CDATA[Twin galvanometer for use with a lecture demonstration projector; with centre transparent zero scales, &#039;30-0-30&#039;; flat construction allowing device to be clipped onto a projector in place of normal slide so that galvanometer scales are seen greatly magnified on projector screen; special twin connectors for bringing in the current; Leybold item 44283]]></dcterms:description>
    <dcterms:creator><![CDATA[Leybold]]></dcterms:creator>
    <dcterms:date><![CDATA[1962-1975]]></dcterms:date>
    <dcterms:format><![CDATA[length 155 mm; width 60 mm; depth 70 mm]]></dcterms:format>
    <dcterms:format><![CDATA[plastic; metal; glass]]></dcterms:format>
    <dcterms:identifier><![CDATA[ABDNP:201839a]]></dcterms:identifier>
    <dcterms:coverage><![CDATA[Germany]]></dcterms:coverage>
</rdf:Description></rdf:RDF>