The principles of harmony and contrast of colours [electronic resource] : and their applications to the arts (1890)
Chevreul, M. E. (Michel Eugène), 1786-1889, Martel, Charles, 1860-1945, translator, Weston-Super-Mare Public Library and Museum, former owner, British Library, donor, University College, London. Library Services · London : George Bell and Sons · leaf 223
PLATE XI
Ophthalmology · Eye · Color vision · Color Perception
Internet Archive · UCL Library Services, University College London (UCL) · Public domain (published before 1931). Free to use for anything.
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