000 00812nas a2200217uu 4500
000 00568cam a22001693a 4500
001 17021
003 PGUSA
005 20160229135443.0
008 051106s2005||||xxu|||||s|||||000 | eng d
040 _a PGUSA
_b eng
042 _a dc
050 4 _aTS
245 _a Watch and Clock Escapements :
_b
_b 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
_h [recurso electrónico] /
_c Anonymous
260 _b Project Gutenberg,
_c 2005
506 _a Public domain in the USA.
516 _a Text
653 _a Clocks and watches -- Escapements
830 _a Project Gutenberg
_v 17021
856 _u http://www.gutenberg.org/ebooks/17021
999 _c19208
_d19208