Paint & colour mixing : a practical handbook for painters, decorators, paint manufacturers, artists and all who have to mix colours, containing over 300 samples of actual oil and water-paints and water-colours of various colours, and upwards of 1,500 different colour mixtures, with fifteen coloured plates / by Arthur Seymour Jennings. (1926)
Jennings, Arthur Seymour, 1860-1928 · London : Trade Papers Publishing Co. ; New York : Spon & Chamberlain · leaf 242
212. PAINT AND ‘COLOUR Miz THE IMPROVED AMALGAMATOR. This is used for Ready Mixed Paints, Oil Blending, etc. It is fitted with steel pan with double rivetted lap … Fic. 36. THE IMPROVED AMALGAMATOR. jointed vertical seam, single rivetted to stronggcast iron top and bottom rings, heavy vertical steel shaft, carrying
Paint mixing · Pigments
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.