A photographic print of Industry, Printing, Books

ROPER 16.3.1939 50 to 100,000 FULLY BOUND BOOKS PER WEEK. Some of the largest Perfector printing machines in Europe: Printing 64 pages on each side of the sheet. The copy from the author goes to Linotype machines - they have a keyboard similar to that of a typewriter - which transform the printed word into metal type. The type is made up into a page form which has a facsimile taken off it in paper flong, from which the metal cast is produced. Plates are assembled in special order on the bed of the printing machine and after the application of ink, the printed sheet is produced. The printed sheet goes through nearly a dozen operations such as folding, gathering, sewing and cutting, when it is transformed into the bound copy sold to the public. Real leather is used for the making of cases. Real 22 carat gold is applied to the lettering. Above is one of the machines used in the process. Its object is to produce the concave front, and the convex back and hinge.