Bookbinding and its auxiliary branches . h, as eachbook is complete in itself. Each needle is threaded separ-ately, and each stitch is complete in itself. In order toremove a the book, every stitch must becut. Plain sewing, sewing on tape, crash, or twine, raisedor sunken bands — in fact, every kind of sewing known tothe bookbinder — can be accomplished by machines. Theproduct is limited only by the capacity of the operator tosupply the machine with signatures. Small blank-books,memorandum-books, diaries, copying-books, etc., can besewed two or more on and cut apart after being
Bookbinding and its auxiliary branches . h, as eachbook is complete in itself. Each needle is threaded separ-ately, and each stitch is complete in itself. In order toremove a the book, every stitch must becut. Plain sewing, sewing on tape, crash, or twine, raisedor sunken bands — in fact, every kind of sewing known tothe bookbinder — can be accomplished by machines. Theproduct is limited only by the capacity of the operator tosupply the machine with signatures. Small blank-books,memorandum-books, diaries, copying-books, etc., can besewed two or more on and cut apart after being sewed,thus materially reducing the cost of production. SEWING 59 Curved Needle Machine.— There are two styles ofcurved needle machines — the straight feed and therevolving feed arm. The straight feed machine isdesigned for large and heavy work, such as blank-books,letter copying-books, and large dictionaries. It will doplain sewing without tape or twine, or will sew on vari-ous widths of tape, parchment substitute, and on raised. Smyth No. 8 (Improved Old No. 4). or sunken bands. If sunken bands are desired, the signa-tures must be sawed out for the bands. On all otherkinds of sewing no previous preparation of the work isrequired. The stitches are about one and one-half incheslong. From one to six stitches can be put into each sig-nature, depending upon its length. The position of thestitches is adjustable. When tapes or bands are used, aseparate braiding thread is used and braided over thetape or twine from one signature to the other, and locked 60 BOOKBINDING around the sewing thread on the inside of the average production varies greatly, according to theclass of work — from eight hundred to eighteen hundredsignatures per hour. Cotton, linen or silk thread may beused. The revolving feed arm style of machine is made intwo models, Nos. 3 and 7, and has four radial arms. Theneedles in No. 7 are adjustable in relation to each machine will sew si
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbookbinding, bookyear
