Color problems : a practical manual for the lay student of color (1902)
Vanderpoel, Emily Noyes, 1842-1939, Stevens, Sara R. sgn, Holahan, Elizabeth Gibson, 1903-2002. fmo · New York: Longmans, Green, and Co. · leaf 206
SPECTRAL ORANGE AND ITS COMPLEMENT, GREEN-BLUE, IN THEIR RELATIVE PROPORTIONS The gray in the centre of this Plate is the gray produced by theabove two complements when mixed on a color wheel, and correspondsexactly to the gray produced by the given amounts of black and white. (N- B. The above… … SPECTRAL YELLOW AND ITS COMPLEMENT,SPECTRAL BLUE, OR SPECTRAL BLUE AND ITS COMPLEMENT, SPECTRAL YELLOW, IN THEIR RELATIVE PROPORTIONS The gray In the centre of this Plate is the gray produced by theabove two coQiplements when mixed on a color wheel, and correspondsexactly to the gray produced by…
Color
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