Printing; a practical treatise on the art of typography as applied more particularly to the printing of books; (1890)
Jacobi, Charles Thomas, 1853-1933 · London : G. Bell and sons · leaf 183
102 PRINTING. Rollers are very subject to the influence of climatic andatmospheric conditions—the least change affects them, andthey require constant attention. In cold weather they gethard, in hot weather soft. … 107. They should not be too hard or too soft, neither crack norskin on the surface, and there should be some amount oflife in them, that is to say, there should be a certainamount of tackiness when manipulated with the hand.
Printing
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