Hatton, Richard G · London, Chapman & Hall ld. · leaf 126
disc with a square hole through it is giren in planand elevation. Circles can only he found in perspective by takinga number of points in the circumference and getting the perspectiverepresentation of those. Through the points the curve is then drawnby freehand. This method applies to any curve,…
Perspective · Drawing
Internet Archive · Cornell University Library · Public Domain Mark 1.0. Free to use for anything.