Libri di electric clocks and watches
4 libri in questo genere
How to Make an Electric Clock
R Barnard Way
Nessuna valutazione
Modern electric clocks
Stuart F. Philpott
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An account of some remarkable applications of the electric fluid to the useful arts, by Mr. Alexander Bain
John Finlaison
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Electric Clocks and Chimes
Percival Marshall
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