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Title: Cardboard draw tube telescope, covered in sharkskin, with no [Go to resource]
Description: Cardboard draw tube telescope, covered in sharkskin, with non-achromatic 'Night' and 'Day' objective lenses. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: refracting telescopes
astronomical instrumentsTemporal: 1751-1800 Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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