A new manual of perspective: containing remarks on the theory of the art, and its practical application in the procudtion of drawings ... Illustrated by numerous engravings (1849)
Whittock, Nathaniel · London, A. Hall & Co. · leaf 30
ts at equal distances from it on the line;mark those points b and c. Remove the sharppoint of the compasses to b, and extend thepencil point to c; then draw the curvedline c d ; reverse the legs of the compasses,placing the sharp point on c and the pencilon b ; draw the curve b d, letting the… … A drawing seen directly in front, where allthe lines running in an horizontal direction are 28 MANUAL OF PERSPECTIVE. parallel to the base line, is said to be an eleva-tion of a building. Only one side of a buildingcan be shown in elevation, as may be seen inthe preceding engraving of the drawing…
Perspective
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