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
449 downloads
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Watch and Clock Escapements
Anonymous
413 downloads
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Displaying results 1–2
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An Analysis of the Lever Escapement
H. R. Playtner
449 downloads
Watch and Clock Escapements
Anonymous
413 downloads