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Description: | 60947F W.T. 618 12V ( black printed on red self adhesive tape stuck to the coil). MANU Unsigned. circa 1950 Purpose of demonstration unknown but possibly as a comparison of the performance of the manual reed type bullroarer and various electrically operated types. This is a 12 volt D.C. type with a simple relay and electromagnetic coil operated diaphragm. It is one of five horns clamped to a stand see GLAHM 113008 | 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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