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Title: Multiplying spectacles, 1650. [Go to resource]
Description: Multiplying spectacles, consisting of a pair of rock crystal 'lenses', each with 24 facets, in a gilt metal frame, 17th-18th century. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: multiplying glasses
spectacles
multiplying spectaclesTemporal: 1650 Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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