The essentials of illustration, a practical guide to the reproduction of drawings & photographs for the use of scientists & others (1915)
Hill, Thomas George, 1876- · London, W. Wesley & Son · leaf 115
RELIEF PRINTING THE DRAWING OF DIAGRAMS ANDAPPARATUS. Much valuable information may beconveyed by diagrams ; in fact, these could be usedmore freely than they are. … The principles to be borne in mind are the same asfor other ink drawings. They should always be drawnupon an enlarged scale, and with as little detail aspossible, which generally should be indicated in the 72 DIAGRAMS most conventional ways—dots, black spaces, lines, andso on (Figures 33 and 34).…
Engraving -- Printing · Illustration of books · Photomechanical processes
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.