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Dictionary


crown' wheel"



Horol.
1. a wheel next to the winding knob, having two sets of teeth, one at right angles to its plane.
2. any of various wheels having the form of a hoop or short cylinder with a serrated edge, as the escape wheel in a verge escapement.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

crown wartcrownwork

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