Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 943
* The foreffoiDET description of tower clocks has been contributed by Mr. D. W. Bradlev, of the Seth Thomas ClockCompany, New Tork. … 908 WATCHES AND CLOCKS. negligence of watchmen in visiting parts of a building through which their beat extends. Essentiallythe device consists of a paper disk marked with the hours and suitably divided, and caused to rotateby a clock-train. This clock is carried by the watchman. At each station is…
Mechanical engineering -- Dictionaries
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