Architectural drawing : a textbook that combines the parctical instructions and examples that the student needs, with the suggestive programs, supplementary problems, etc, required by the teacher, written by an architect of wide experience who has also taught the subject for years at Teachers' College, Columbia University, and Mechanics' Institute, New York (1920)
Teale, Oscar S · New York : U.P.C. Book · leaf 37
pen is used it is necessary thatthe flat side of the lower nib shall at all times restflat against the edge of the French Curve. Fig. 25. In drawing the line, the pen must be so turned thatit will retain this relative position throughout the fulllength of the curved line. It will be observed… … TOOLS—IN PRACTICE 35 very carefully made to insure a continuously smoothline throughout the entire curved line. French curves cannot be used for all sizes of com-pound curves. There are many which, because oitheir size, too small or too large, must be made byhand, a spline or other aids. To make…
Architectural drawing
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