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Description: | E130 (old departmental catalogue number in black varnish painted on the mahogany base and one of the cans). M.6. (erroneous Green and Lloyd catalogue number written in white paint). 27 (Kelvin bequest number written on a small paper label). N.J. HOLMES (stamped three times into the mahogany base). Yds 800 (engraved on the top of each can). MANU HOLMES,N.,J. 1849 This instrument, an early form of resistance box, was made before an absolute standard unit of resistance was available. It is comprised of six insulated coils of silver contained in brass cans, with switches on the top of each can to connect them to the series circuit. | 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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