The Silk Industry in America. a History: Prepared for the Centennial Exposition
The Silk Industry in America. a History: Prepared for the Centennial Exposition
Brockett, L. P. (Linus Pierpont), 1820-1893
The book The Silk Industry in America. a History: Prepared for the Centennial Exposition was written by author Brockett, L. P. (Linus Pierpont), 1820-1893 Here you can read free online of The Silk Industry in America. a History: Prepared for the Centennial Exposition book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Silk Industry in America. a History: Prepared for the Centennial Exposition a good or bad book?
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B, the bars or " blades," set within a separate frame (the '* blade-frame ") which can move up and down in the rectangular frame, F. There is a bar for each upper hook. L, a lever, on bearings M, Mj its motion lifts the blade-frame, B, and at the same time, by a cam, A, brings the cylinder, G, to the points of the needles, N. (The drawing happens to be made from the side of the machine opposite to that described in the accompanying chapter j hence, the right hand in that description is the left... in the diagram.) W. H. Horstmann & Sons, of Philadelphia, furnish the above diagram of the Jac- quard Machine with which they weave the picture in silk of Independence Hall. Specimens of this piece of weaving form part of their display at the Centennial Exhibition. The design alone involved eleven weeks' labor. The piece requires 1696 cards, and, of course, an equal number of throws of the shuttle, and of threads in the weftj 930 threads are in the warp, and of course there is the same number of bars, of hooks, of needles, and of holes in each face of the cylinder.
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