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The universal system: or mechanical cause of all the appearances and movements of the visible heavens: shewing the true powers which move the Earth and planets in their central and annual rotations. With A Dissertation on comets, The Nature, Cause, Matter, and Use of their Tails, and the Reasons of their long Trajectories: likewise An attempt to prove what it is that moves the Sun round its Axis.

  • Lacy, John, writer on astronomy.
M,DCC,LXXIX. [1779]
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About this work


London : printed for J. Buckland, in Pater-Noster-Row, M,DCC,LXXIX. [1779]

Physical description

vi,33,[1]p. ; 8⁰.

References note

ESTC T65413

Reproduction note

Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. (Eighteenth century collections online). Available via the World Wide Web. Access limited by licensing agreements.



  • English

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