W. T. LEWIS,
Reading edition
Prest. Philadelphia Horological Society.
ILLUSTRATED WITH HALF-TONES AND DRAWINGS BY THE AUTHOR. CHICAGO: GEO. K. HAZLITT & CO. 1896. Copyrighted 1896, by W. T. Lewis. Copyrighted 1896, by Geo. K. Hazlitt & Co.
Page. Introduction, 7 CHAPTER I. Lubricants in Horology—their Source and Methods of Refinement, 9 CHAPTER II. Elementary Physics Relating to Friction and Lubrication, 21 CHAPTER III. Friction—its Nature and Theory, 29 CHAPTER IV. Application of the Laws of Friction and Lubrication in Horology, 43 CHAPTER V. The Properties and Relative Values of Lubricants in Horology, 61