Books about Clocks and watches -- Escapements
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Displaying results 1–2
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An Analysis of the Lever Escapement
H. R. Playtner
452 downloads
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Watch and Clock Escapements
Anonymous
411 downloads
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Displaying results 1–2
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An Analysis of the Lever Escapement
H. R. Playtner
452 downloads
Watch and Clock Escapements
Anonymous
411 downloads