Burn, Robert Scott · London : Ingram, Cooke, and Co. · leaf 60
hich hemakes his observation, he will perceive a totally dif-ferent result. None of the lines of the first-namedstreet appear to meet in front of him, though theystill manifest a tendency to approach each other, andmeet in some distant point far away on one side;while those of the second street… … Let the learner stand ILLUSTRATED LONDON DRAWING-BOOK. at the end of an apartment, and note the direction of the lines of the ceil-ing, walls, and floor. He will find that those lines which are as highfrom the floor as his head are level or horizontal; those of the ceiling,
Drawing · Wood-engraving
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