Villard’s machine An architect named Villard de Honnecourt drew an impractical perpetual motion machine in the 13th century that was also an overbalanced wheel. His device, and other similar ...
right, we might look for perpetual motion. What may be regarded as a variation from this device is exhibited in Fig. 10. Here the arms consist each of a number "Red Devil"-No. 470 Sm. prton ast.
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