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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
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
  • ÀúÀÚAnonymous
  • ÃâÆÇ»çProject Gutenberg
  • ÃâÆÇÀÏ2012-05-14
  • µî·ÏÀÏ2017-01-26
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