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" Newton, we must not omit to state, that the germ of it, and something more, had been previously published by Hooke. In giving an account of the inventions of members of the Royal Society, Sprot mentions " a new instrument for taking angles by reflexion,... "
The Theory and Practice of Finding the Longitude at Sea Or Land: To which ... - Page 45
by Andrew Mackay - 1809 - 8 pages
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A Philosophical and Mathematical Dictionary: Containing an ..., Volume 2

Charles Hutton - Astronomy - 1815 - 628 pages
...Dr. Hooke ; for Dr. Sprat, in his History of the Royal Society, pa. 246, mentions the invention of a new instrument for taking angles by reflection, by which means the eye at once sees the two objects both as touching the same point, though distant almost to a semicircle ;...
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An Appeal from the Judgments of Great Britain Respecting the United States ...

Robert Walsh - Public opinion - 1819 - 512 pages
...by Dr. Hooke; for Dr. Sprat, in his History of the Royal Society, p. 246, mentions the invention of a new instrument for taking angles by reflection, by which means the eye at once sees the two objects both as touching the same point, though distant almost to a semi-circle;...
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Dictionary of the Mathematical and Physical Sciences, According to the ...

James Mitchell - Mathematics - 1823 - 576 pages
...by Dr. Hunk ; for Dr. Sprat, in his History of the Royal Society, p. 846, mentions the invention of a new instrument for taking angles by reflection, by which means the eye at once sees the two objects both as touching the same point, though distant almost a semi-circle; which...
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History of Physical Astronomy: From the Earliest Ages to the Middle of the ...

Robert Grant - Astronomy - 1852 - 637 pages
...the Royal Society." Thus, in an account of the inventions of members of the Society, he alludes to " a new instrument for taking angles by reflection,...touching in the same point, though distant almost to a semicircle, which is of great use for making exact observations at sea." The author of this...
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MEMOIRES OF THE LIFE,WRITINGS, AND DISCOVERIES

SIR ISAAC NEWTON - 1855
...of members of the Royal Society, Sprot mentions " a new instrument for taking angles by reflexion, by which means the eye at the same time sees the two objects both as touching on the same point, though distant almost to a semicircle, which is of great use in promoting exact...
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