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 541
Fig. 695. <=^>-^/ … Fig. 696.—Watch by Baltazar Martinet, showing early French arrangement of balance spring regulator.
Clocks and watches · Clock and watch makers
Internet Archive · Wellesley College Library · Public Domain Mark 1.0. Free to use for anything.
