invention of roll-fed rotary printing press...roll of paper supplied on reels instead of sheets. Techniques for producing paper in a continuous roll had been known since the beginning of the century. The first roll-fed rotary press was made by William Bullock of the United States in 1865. It included a device for cutting the paper after printing and produced 12,000 complete newspapers per hour. Automatic folding devices, the first of which...
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