Pleger, John J · Chicago : The Inland printer company · leaf 117
achine Rounding.— Books rounded with machinesare treated in the same manner as described for the handoperation. The table is adjusted to the required height,and the book held against a convex form, which bringsthe signatures of one-half of the book forward; the bookis turned over, and the operation… … Job Backincr Machine. ROUNDING AND BACKING 103 opening of the book. This is done by putting the book inthe backing machine with the cords, tape, and the backabove the jaws. The width of the back above the jaws isgoverned by the thickness of the board to be used, butordinarily not more than…
Bookbinding
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