Ben Day shading mediums, for art work on stone, metal & card board; (1920)
Day, Ben, Inc, Day, Benjamin, 1838-1916 · New York, Ben Day, inc · leaf 16
t leave the films lying face up. Avoid dust.Keep the films free from resin powder. If any of the mechanical adjuncts should get out of order, refer to thedetailed illustrations Figures 1 and 2 and write or telegraph the number or symbolof the part requiring replacement. There should be a special… … THE MEDIUM MOUNTED ON THE INKING PAD The Medium should be placed evenly on the aluminum pad, with the Frame Clamp extendingbeyond the table edge, so that the clamp may not be displaced while inking.
Drawing instruments
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