An introduction to the study of colour phenomena explaining a new theory of colour based entirely on experimental facts with applications to scientific and industrial investigations (1905)
Lovibond, Joseph Williams · New York, Spon & Chamberlain · leaf 41
-NE\A/T0N(«„-7j,).HFLMHOLTZ(i;„-!^;. HERINQ-. A THREE RAY THEORY. ;* THREE RAY THEORY.
Color
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