The space-threshold of colours and its dependence upon contrast [microform] : first article (1898)
Lane, Wilmot B. (Wilmot Burkemar), b. 1871, Baird, John Wallace, 1869-1919, Richardson, R. J. (Robert John), Kirschmann, A. (August), 1860-1932 · [Toronto : s.n. · leaf 94
84 RbPRBSENTATION ok the SrACE-THRlSHOLDS FOR Bn'E fJROUND. Scale : | of an inch— 20 minutes. Curve I — Achromatic Threshold (average of 8 observers). " IT— Chromatic " •' " III— Characteristic C. Thr. for Obs. Dodtls (Table XVII). '♦ IV— " " " Kirschmann, loft eye (Table XIX). " V— *♦ " " " right… … R O oY Y yG G bC Fig. 11 (Tables XVI to XX).
Color-sense · Color-blindness · Perception des couleurs · Achromatopsie
Internet Archive · Canadiana.org · Public domain (published before 1931). Free to use for anything.
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