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 628
era-tion. The merit of Mr. Wilson.s invention consists in the rough surface feed above mentioned, and inthe improved mode and mechanism by which sewing is effected. The main feature of the inventionconsists in a rotating hook, by which the needle or upper thread upon being piissed through…
Mechanical engineering · Mechanics · Engineering
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