Hood, Grant · Kansas City, Mo. : Kansas City Jeweler and Optician · leaf 144
rd pinto pass through with a little clearance at the bottom, thewidth of the crescent may be taken from the points wherethe 2%° lines cross the circumference of the roller. The inner parts of the horns of the fork should be drawnso they will be parallel to the circle representing the path ofthe… … 137 MODERN METHODS IN HOROLOGY. from the center of the roller. The other horn would bedrawn from the same point when the lever was restingagainst the banking pin on the right. When the lever is atrest, its center being on the line a b, then in drawing thehorn on the right side, we would place our…
Clocks and watches
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