Gribi, Theo
PRACTICAL COURSE IN ADJUSTING
1901: New York. Jewelers' Circular Pub. . . Hardcover. Comprising a review of the laws governing the motion of the balance and balance spring in watches and chronometers, and application of the principles deduced therefrom in the correction of variations of rate arising from want of isochronism, change of position and variation of temperature. Elucidated and demostrated by original experimental researches in the actual problem, never before published, showing the causes that are operative in the variation of rate, and leading to correct remedies. To which have been added chapters on how to make a balance arbor with modern appliances; how to clean a watch properly ; and the lever escapement-some current defects in it and how to remedy them. ; B&W Illustrations. Very Good with no dust jacket; Edges bumped. Bookplate.. . ISBN Number:. Keywords:[Gribi, Theo, Watch Repair, Watch, Illustrated]
$150.00
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