Book Illustration, Colour Harmony and Contrast: For the Use of Art Students, Designers, and Decorators…; Modification of Tone and Hue of a Colour when placed on or near Different Colours, pl. 8, 1903 ND1488 .W259 1903 Related Objects Foldout, De la loi du contraste simultané des couleurs (The principles of harmony and contrast of colors), Color chart, plates 6, 7, 8, 1839