Early Swiss wristwatches and their manufacturers 1910-1930 : a research into the 13-ligne lever escapement movement /
Koen Vermeij and Leo van Rijn.
- [First edition].
- 275 pages : illustrations (some color) ; 18 x 24 cm
9783941539860 3941539868
2015379188
Wrist watches--History.--Switzerland Clock and watch making--History.--Switzerland Clocks and watches--Escapements--History.--Switzerland Clock and watch making. Wrist watches.
Switzerland.
History Switzerland Wristwatch Movement Wrist Watch