brittishinvasion:

John Franklin Earhart (1853-1938) was an author, book designer, printer, painter and teacher who spent five years creating his book “The Color Printer, A Treatise on the Use of Colors in Typographic Printing”. Finally published in 1892 by Earhart and Richardson, his book demonstrated practical techniques for mixing and overprinting various ink colors and combinations, embossing, borders, ornaments, metallic inks, tint blocks and book composition.

Found via Quipsologies.