Philip Woodward All Mechanical Free Pendulum Clock W5 Plans

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E-Book Overview

One of the worlds most precise all mechanical free pendulum astronomy clock , its all drawings , cad drawings , corrections , articles. Its precision is 1 second per year or more

E-Book Information

  • Pages: 113

  • Language: English

  • Topic: 220

  • Dpi: 600

  • Color: 1

  • Paginated: 1

  • Org File Size: 31,030,908

  • Extension: pdf

  • Tags: Clock Plans