American painter, color theorist, inventor. 1858-1919. Developed the Munsell color system, the first subtractive color notation system - precursor to CIE (additive), Pantone (additive/subtractive). Proposed a Color system Standardizing color measurements & communication. He holds several patents for a Color-Sphere and Mount, artist's easel, and photometer; and developed his own Munsell Crayons in 1906, which were sold the Binney & Smith Company in 1926 and were then referred to as Munsell Crayola Crayons.