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Description: | L.H.3. (rrroneous old departmental catalogue number in aluminium paint on the cardboard box) DES after TYNDALL,John,Professor. circa 1860 The Royal Institution of Great Britain, 22, Albermarlle Street, London, England. MANU Unsigned. These are 21 specimen bars for Tyndall's apparatus demonstrating the work done by a contracting bar of metal. The bar with the screw thread and nut is strongly heated and is then placed in the base and a small specimen bar of brittle cast iron is fitted into the hole in the end of it. The wing nut is then quickly tightened. Then the apparatus is left to cool. As it does so the main bar contracts and eventually the specimen of brittle cast iron breaks. | License: | http://www.hmag.gla.ac.uk/spirit/rights/ | Publisher: | Hunterian Museum and Art Gallery, University of Glasgow | Rights holder: | Hunterian Museum and Art Gallery, University of Glasgow | Subjects: | SCIENTIFIC COLLECTION : | Source: | Hunterian Museum | Creator: | Hunterian Museum and Art Gallery, University of Glasgow | Identifier: | http://www.huntsearch.gla.ac.uk/cgi-bin/... | Language: | en-GB | Go to resource |
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