Practical balance and hair-spring work,
Kleinlein, Walter J. 1876-
Practical balance and hair-spring work, by Walter J. Kleinlein. - [1st edition]. - ix, 115 pages : illustrations, diagrams ; 18 cm
26016154
Clocks and watches--Repairing.
Clocks and watches--Repairing.
Adjust USA Watch adjusting theory practical how-to Watch (general)
Practical balance and hair-spring work, by Walter J. Kleinlein. - [1st edition]. - ix, 115 pages : illustrations, diagrams ; 18 cm
26016154
Clocks and watches--Repairing.
Clocks and watches--Repairing.
Adjust USA Watch adjusting theory practical how-to Watch (general)