Shades and shadows, with applications to architectural details, and exercises in drawing them with the brush and pen .. (1912)
Ware, William R. (William Robert), 1832-1915 · Scranton, International Textbook Company · leaf 42
or Double Squares.—^A rectangularhalj square, which is the same as two small squares ofhalf size, has for its shadow a similar small square,with half a square on either side, making four smalltriangular half-squares (Fig. 17). 30. Diagonals of Squares.—^An inspection of Fig. 16warrants the… … ■\ :Tr lLull
Shades and shadows
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