Key to the universe, or a new theory of its mechanism: founded upon a 1. continous orbital propulsion, arising from the velocity of gravity and its consequent aberrations, 2. resisting ethereal medium of variable density with mathematical demonstrations and tables

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Bibliographic Details
Main Author: Pratt, Orson 1811-1881
Format: Print Book
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Published: Salt Lake City, Utah Eborn 1990
Edition:Nachdr. d. Ausg. 1879
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