Escapements: Their Actions Constructions and Proportion

This is a wonderful book on lots of different escapements. It is kind of the Cliff Notes to clock/watch escapements and has 5-10 pages on the main types and a play by play of how they work and how to examine them in watch/clock.There are diagrams throughout the book.Chapters:*Anchor escapement*Cylinder escapement*Chronometer escapement*Dead beat escapement*Duplex escapement*Lever escapement*Pin pallet escapement*Pin wheel escapement*Verge escapement