Printing : a practical treatise on the art of typography as applied more particularly to the printing of books (1904)
Jacobi, Charles Thomas · London : G. Bell & Sons · leaf 237
Fig. 122.small roller mould. 208 PEINTING in a box or cupboard constructed for the purpose. Beforedoing this, cut off tbe superfluous composition at either endof the roller. Rollers are very subject to the influence of climatic andatmospheric conditions—the least change affects them, and … FlO. 123. ROLLER MOULD (OPEN). they require constant attention. In cold weather they be-come hard, and in hot weather soft. They should not be too hard or too soft, neither crack norskin on the surface, and there should be some amount of