Old clocks and watches & their makers, being an historical and descriptive account of the different styles of clocks and watches of the past, in England and abroad, to which is added a list of ten thousand makers (1904)
Britten, F. J. (Frederick James), 1843-1913 · London, B. T. Batsford · leaf 111
fthe centre arbor nearest to the centre of motion of the rack.There is on the plate of the movement, midway between its centreand its edge and driven from the fusee, a wheel which turns oncea year. This carries a crank, from which is a connecting rodcatching hold of the double rack ; so that, as… … Fig. 91. the position of the crank could be altered, but, so far as one couldsee, there is no provision for automatic regulation, so that, if the Portahlc Timekeepers,. 97 reading of the scale is to be exact, the dial would have to beremoved and the position of the crank altered once a year.…
Clocks and watches · Clock and watch makers
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