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Title: Mahogany and brass 'Smeaton's Block', an adjustable wedge fo [Go to resource]
Description: Mahogany and brass 'Smeaton's Block', an adjustable wedge for converting an altazimuth stand into an equatorial mounting License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: mounts (telescopes)
componentsTemporal: 1850-1900 Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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