A practical treatise on dyeing and calico-printing : including the latest inventions and improvements : also a description of the origin, manufacture, uses, and chemical properties of the various animal, vegetable, and mineral substances employed in these arts : with an appendix comprising definitions of chemical terms, with tables of weights, measures, thermometers, hydrometers, &c. (1860)
Parnell, Edward A. (Edward Andrew), Macfarlane, Robert, 1815-1883 · New York : John Wiley · leaf 613
587 CALICO PRINTING PROCESSES. out by front doors, which are made … shown in the figure. Over the frame, woolen blankets are laid to protect it from drops of water that might fall from the roof of the chamber. When the hooks are two-thirds of an inch apart, 24 pieces, of 28 yards each, may be suspended at once. The period of steaming is from 45 to 60 minutes.…
Dyes and dyeing · Calico-printing · Coal-tar colors
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.