TY  - BOOK
TI  - Watch and Clock Escapements: A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
AV  - TS 
PY  - 2005///
PB  - Project Gutenberg
KW  - Clocks and watches -- Escapements
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/17021
ER  -