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Title: One of two photograph of an equatorial telescope by Troughto [Go to resource]
Description: One of two photograph of an equatorial telescope by Troughton & Simms, London, used on the 1874 Transit of Venus Expeditions dispatched by the Royal Society, London. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: photograph
telescope - refractingTemporal: 1876 Source: Science Museum Creator: School of Military Engineering (Chatham) Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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