A practical and theoretical treatise on the detached lever escapement for watches and time pieces
On cover: Watchmker and metalworker, April issue, 1884. Book supplement The original work grew out of the author's essay on this subject for wihich the British Horological Society awarded him the first prize. cf. Pref
Other books by this author
Do you want to exchange books? It’s EASY!
Get registered and find other users who want to give their favourite books to good hands!
