Cover: Key to the Universe - Forgotten Books

Key to the Universe

Or a New Theory of Its Mechanism; Founded Upon a Continuous Orbital Propulsion, Arising From the Velocity of Gravity and Its Consequent Aberrations; Resisting Ethereal Medium of Variable Density; With Mathematical Demonstrations and Tables
Orson Pratt(Author)
Forgotten Books (Publisher)
1st Edition
Published on 27. November 2019
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978-0-243-62445-4 (ISBN)
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