The W. Martin Johnson school of art. Elementary instruction in color, perspective, lights and shadows, pen drawing and composition (1909)
Johnson, William Martin, 1862- [from old catalog] · New York city · leaf 44
again, it may be aboveor below the horizon or outside the picture altogether.Note the lines projected from the box lid in Fig. 3. 36 We will take another illustration. Standing sothat the point of sight comes on a line with the hinges,and opening a door half way, we see only the edge of it.Close it… … Figure 4 recedes further and further from the point of sightuntil when the door is actually closed it ceases to be inperspective. See Fig. 4. Now take two doors in the same wall. Open oneso that the top and bottom lines converge on theright-hand side of the point of sight, and the otherdoor so that…
Art
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