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 316
2841. the same centre as the dial, and traveling just outside of the pins. This segment is so geared to thedial that it makes one revolution to the latters seven, and by properly setting this device in accordwith the day of the week, it will then automatically interpose beneath the roller during…
Mechanical engineering -- Dictionaries
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