he coils of the spring and Producing Illustrations — 1,179,749. the ink-pad. Arthur L. Ormay has assigned to the Hill Publishing Printers’ Chase — 1,182,418. Company, of New York, a patent on an inexpensive process A chase designed for holding the form at an angle, so for producing illustrations… … 2. Then a copper or other plate is made from this nega¬ tive and the areas which are to be shaded are gamboged on this plate, as in Fig. 3, after which a Ben Day film is through which the type presses against the paper. Herbert rolled over the plate to produce the effect of Fig. 4, thus L. Ament,…
Printing -- Periodicals · Printing -- United States -- Periodicals · Bookbinding -- Periodicals · Bookbinding -- United States -- Periodicals · Graphic arts -- United States -- Periodicals
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![An illustration from One thousand processes in manufactures and experiments in chemistry / [Colin Mackenzie]. (1825)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b29307867-173-1.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-482-209.webp)
