On the Origin of Clockwork, Perpetual Motion Devices, and the Compass
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Language
English
ISBN
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ON THE ORIGIN OF CLOCKWORK, PERPETUAL MOTION DEVICES AND THE COMPASS
Power and Motion Gearing
Mechanical Clocks
Mechanized Astronomical Models
Perpetual Motion and the Clock before de Dondi
The Magnetic Compass as a Fellow-traveler from China
Chronological Chart
FOOTNOTES:
U.S. GOVERNMENT PRINTING OFFICE: 1959
U.S. GOVERNMENT PRINTING OFFICE: 1959
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