Color mixing guide for artists, painters, decorators, printing pressmen, show card writers, sign painters, color mixers : gives color mixtures by parts (1923)
King, John L · New York : Ogilvie Pub. Co. · leaf 77
ning water until the white is washed free from drawing, exposing the clean surface of material. Place between blotters which have been weighted and let dry. With this process your drawings can show no brush marks. The solids will remain smooth and dense as though printed. If plates for printing… … 69
Paint mixing · Pigments · Colors
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.