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 372
al in the time that themoon revohes from themeridian to the meridianagain. In the arch abo\ethe dials a blue plate, torepresent the sea, risesand falls as the tides do,and over this a ball, halfblack and half white,shows the phases of themoon. The mechanism as itwould appear at the backof the dial… … Fig. 474. 35.8 Old Clocks and Watches and their Makers. which carries the hand for the right-hand dial. On this arbor isan elliptical cam which carries and lets down the tide plate twicein 24 hours 50-5 minutes. On the arbor of the wheel of 57 is apinion of 16, driving a wheel of 70, on whose arbor…
Clocks and watches · Clock and watch makers
Internet Archive · Wellesley College Library · Public Domain Mark 1.0. Free to use for anything.
