The mathematical and philosophical works of the Right Reverend John Wilkins ... to which is prefix'd the author's life, and an account of his works (1708)

Wilkins, John, 1614-1672, Pre-1801 Imprint Collection (Library of Congress), George Fabyan Collection (Library of Congress) · London, Printed for J. Nicholson [etc.] · leaf 559

An illustration from The mathematical and philosophical works of the Right Reverend John Wilkins ... to which is prefix'd the author's life, and an account of his works, 1708, leaf 559 — confe-quently, that they ftiould give a perpetuul Motionto the Wheel it felf j fince it is impoflible for that toremain unmoved, as long as one fide in it is heavierthan the other. For the performance of this, the Weights muftbe fo ordered, i. That in their Defcent they mayfall from the Center, and… … Where there are i6 Plummets, 8 in the inwardCircle, and as many in the outward, ( the inequali-ty being to arife from their Situation, it is thereforemolt convenient that the Number of them be even.jThe a inward Plummets arefuppofed to be in thetii-ielvesfo much heavier than the other, that in…

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The mathematical and philosophical works of the Right Reverend John Wilkins ... to which is prefix'd the author's life, and an account of his works (1708)

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