Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 84
ther end, these shaded hues and intervals being each ex-actly equal in width to the pitch of the screw C. Now, suppose the timepiece newly wound up, and a new registering paper placed upon the barrel atmidnight on Sunday: (of course this untimely hour is not necessary, as the operation may be done… … site the commencement of the underside of the line II, (Fig. 236.) and every part of the underside oithat line would by 12 at noon have passed under the point of the pricker; when the barrel havingmade one revolution would also have descended one thread of the screw, and during the next revolu-tion…
Mechanical engineering · Mechanics · Engineering
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