Practical Guide to watch

Reprint from the publication. L.-M., 1937, 1938. Many ill. The book contains the basis of the literacy of the watchmaker. All issues of checking and repairing the clock are affected. The first release of the book is devoted to the basics of the theory of watch, it contains brief information from the mechanics, data on the structure of the pendulum, balance, moves, wheel mechanism, etc. The second issue is devoted to describing machine tools, tools and practical work with them, as well as work to correct individual parts of the clock. In addition, special alloys used in the production of modern watches are described, information about the wall watches is placed. The third issue contains tips on checking time and evaluating the quality of the clock, as well as voluminous information about pocket watches. The fourth issue is dedicated to adjusting pocket watches. It also contains questions-fasteners on the material set forth in all four issues. Cannes (Kann, Kan), Henry Iosifovich (Jacob Henry), 1872-1945. The watchmaker, jeweler, merchant 2 guilds, supplier of units of the imperial guard. In the period 1910-14. He contained a special store of prize hours and signs for troops in St. Petersburg (later Petrograd) After the October Revolution, despite the fact that his trading house was closed, Kan made a lot of efforts to create an hourly business in the USSR. Until his death, he created four fundamental labor in time production and worked at the Peterhof Grayal Factory. Circulation 30 copies. Made using Print-on-Demand technology.
2nd edition, corrected and supplemented