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Rh a very imperfect Meaure of our Globe, and depended on the uncertain Suppoition of Mariners, who computed a Degree to contain but ixty Englih Miles, whereas it conits in reality of near eventy. As this fale Computation did not agree with the Concluions which Sir Iaac intended to draw from them, he laid aide this Puruit. A half-learn'd Philoopher, remarkable only for his Vanity, would have made the Meaure of the Earth agree, any how, with his Sytem: Sir Iaac, however, choe rather to quit the Reearches he was then engag'd in. But after Mr. Picart had meaur'd the Earth exactly, by tracing that Meridian, which redounds o much to the Honour of the French, Sir Iaac Newton reum'd his former Reflexions, and found his Account in Mr. Picart's Calculation. A Circumtance which has always appear'd wonderful to me, is, that uch ublime Dicoveries hould have been made by the ole Aitance of a Quadrant and a little Arithmetic. Rh