Practical draughtsmen's work, with numerous engravings and diagrams (1903)
Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 85
intersection of the lines from e bwith those from F G will give the points for the part of thecurve D B. This results in a nearly true circular curve, but there aremany cases where the curve need not be truly circular, and, asF 82 PRACTICAL DRAUGHTSMENS WORK a fact, when the rise is not more than… … span and M N the rise of the required curve ; set k o perpendicularto K L and equal to twice M N, so that the point o lies in l nproduced. Divide ok into any number of equal parts, anddraw lines toward point L ; divide K M into the same number,and draw vertical lines; the intersections will give…
Mechanical drawing
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