The chemist George Field constructed a
Date: The colour-circle appeared in 1846 in a book about «Chromatics», which dealt with the analogies and harmonies of colours.
Country of origin: England
Basic colours: Red, yellow and blue; Field also declared orange, green and purple to be primary colours.
Bibliography: G. Field, «Chromatics, of the Analogy, Harmony and Philosophy of Colours», London 1846 (new issue of the 1st edition of 1817); G. Field, «Rudiments of the Painter’s Art, or A Grammar of Colouring», London 1850; A. Hope und M. Walsh, «The Color Compendium», New York 1990; John Gage, «Colour and Culture, Practice and Meaning from Antiquity to Abstraction», Thames and Hudson, 1993, pp. 214-216.