A Practical Treatise on the Balance Spring
Subtitle: Including Making, Fitting, Adjusting to Isochronism and Positions and Rating
Publisher: Franklin Classics Trade Press
Published: Nov 10, 2018
Format: paperback
Number of pages: 168
ISBN-13: 9780353242227
Notes: Source title: A Practical Treatise on the Balance Spring: Including Making, Fitting, Adjusting to Isochronism and Positions and Rating