Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 634
383a f3\ … V.-i.. 11.--M 026 SEWING MACHINES. The feed consists of a bar 10, lying in grooves in the front standards, and directly beneath the elctbplate 16. It lias a slot nearly its entire length, in which is pivoted, near the left end, a tongue 13, withit< right end resting upon the right front…
Mechanical engineering
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