Revision history of "File:Suttonquadrant.jpg"

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  • curprev 01:11, 5 August 2008‎ Rdavis talk contribs‎ 259 bytes +259‎ A Sutton-type quadrant, pasted on to brass and varnished. This instrument was made by cutting out one of the plates from John Collins' The Sector on a Quadrant, 1658 fr. http://www.hps.cam.ac.uk/whipple/explore/astronomy/mapsoftheheavens/imagesofprojecti
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