Trezise, Frederick James, 1875- · Chicago, The Inland printer company · leaf 63
n, after much experimenting, dis-covered that in pigments there were three colors whichcould not be produced by mixing, but from which, bymixture, all other colors could be made. These threecolors are red, yellow and blue, and are known as the56 primary colors. In order to fix this more clearly… … RED VIOLET BLUB Fig. 21.— Primary and secondary colors. Each secondarycolor is a combination of the two primary colors between whichit appears. known as secondary colors — so called because theyare produced by combinations of the primary colors,two of the primary colors entering into the make-upof…
Printing · Color printing
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