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Title: print. Troughton's Universal Equatorial. [astronomical instr [Go to resource]
Description: print. Troughton's Universal Equatorial. [astronomical instrument] Plate XIV, from A. Rees, Cyclopaedia, imprint dates 1812-1820, size 22 x 27 cm. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: print Temporal: 1812-1820 Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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