Isaac Newton's Considerations Upon Part of a Letter of Monsieur de Bercé Printed in the Eight French Memoire, Concerning the Catadioptrical Telescope, Pretended to be Improved and Refined by Mr.

Isaac Newton, “An Extract of Another Letter of the Same to the Publisher, Dated March 30, 1672, by Way of Answer to Some Objections, Made by an Ingenious French Philosopher to the New Reflecting Telescope”, Philosophical Transactions 7, 82 (1672), 4034-4035.

Newton's Letter to the Publisher of march 26, 1672, Containing Some More Suggestions About His New Telescope, and a Table of Apertures and Charges for the Several Lengths of That Instrument”, Philosophical Transactions 7, 82 (1672), 4032-4034 Society, and Professor of the Mathematiques in the University of Cambridge”, Philosophical Transactions 7, 81 (1672 December 31), 4004-4010

Isaac Newton, “An Accompt of a New Catadioptrical Telescope Invented by Mr.

Agate in 1924 Greenwich, Royal Museums Greenwich, ZBA4994, 1984, RGO Workshop comparanda: original: London, Royal Society of London, Collections, MO/1 copies: London, Science Museum, 1924-209, made by F.L.notes: the instrument this is patterned on is not Newton’s “original reflector telescope”-that instrument doesn’t survive-rather it is a reflector by Isaac Newton (1642-1726/1727) & John Wickens 1671–1672 (aka “Isaac Newton’s third telescope”), now in the collections of the Royal Society.provenance: i) gift of Rudolph Dorner, who recommended the purchase, and made the funds available.materials of manufacture: optical glass, modern coatings, blackened metal, some plastic, with a faux-wood finish on part of the OTA, copper-alloy name plate on the top of the base, two eyepieces (“Plössl” design?).

name of artifact: “Replica of Isaac Newton's original reflector telescope” (wording of the manufacturer).

Isaac newton telescope