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 540
Fig. 691.—Hogs bristle as abalance controller. Mtcluiiiisii! of Clocks and ]]atchcs 525 To lengthen or shorten the acting length of the spring, Tompionappears to have used the circular slide with an index from the first.This arrangement,-which remained in favour for a long period, is
Clocks and watches · Clock and watch makers
Internet Archive · Wellesley College Library · Public Domain Mark 1.0. Free to use for anything.
