The theory of color in its relation to art and art-industry (1876)
Bezold, Wilhelm von, Koehler, S. R. (Sylvester Rosa), 1837-1900, Pickering, Edward C. (Edward Charles), 1846-1919 · Boston, L. Prang and Company · leaf 268
consists of a dark screen which is held close tothe eye, and in which there is a very small circular openingby means of which the im-pinging bundle of rays can Flg- 60,be reduced in size. It willbe best to make a numberof such openings of varyingdiameter, so as to be ableto strengthen or reduce… … 226 THE THEORY OF COLOR. in S. A hollow tube, r, which is blackened inside, serves toexclude all side light. If this little instrument is used in looking at a landscape,or at any other object, it will be quite easy to determine whichof the openings gives the best effect of color.107. importance All…
Color · Decoration and ornament · Painting
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