Imitative art;, or, The means of representing the pictorial appearances of objects, as governed by aerial and linear perspective: : being a manual of details, for the amateur sketcher and the man of business, with a chapter on finish. (1840)
Howard, Frank, 1805-1866, Darton & Clark, publisher, J. Green and Co., printer · London : Darton and Clark, Holborn Hill. · leaf 82
Section 2. POLISHED SURFACES. Flat polished surfaces when placed at some particular angles with the light reflect the whole … of it and appear white. In all other directions they sink into deep half-tints, frequently so dark as to amount to a total absorption of light, and to be miscalled shadow, of which polished bodies are in a great measure unsusceptible in consequence of the vivid reflections they afford. When placed
Drawing · Perspective · Shades and shadows · Surfaces · Drapery in art · Projection
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
