活动
查尔斯·亨利的申请书s色圈1889年1月31日的自由报海报`Application of Charles Henrys Chromatic Circle; Théâtre~Libre playbill of January 31, 1889 (1889) by Paul Signac
爱尔兰
五对互补色组成一个彩色圆圈。每种颜色都有其互补的正反面`Five pairs of Complementary Colours forming a Chromatic Circle. Each Colour has its Complementary directly opposite (1912) by James Ward
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