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 308
ck from each JOBBING PLATEN MACHINES 277 separate impression the rollers pass down over the forme andback again. The frame of the machine is now cast in onepiece, which gives increased strength and rigidity to thewhole. These machines are usually worked by lads, who,with a little instruction and… … Fin. 149. DISTRIBUTING DISK ON CROPPER MACHINE. that is necessary fur packing. The outer and thicker sheetis fastened by being turned in under the thin iron framewhich fits lightly round the outer edge of the platen. Whenthe sheets are placed inside, and the impression turned overonce by hand, the…
