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 137
yprott. A. … r £~ 6. FIG. 87. $Ntf\m y&mMk VII. BI-SECTION AND TRI-SECTION. Chart VII. Fig. 87 (Not drawn to scale). Problem 1—A simple bi-section of a line, a Right-line. The line a-a may be of any length. From point a, as a centre point, strike an arc of acircle both above and below the horizontal line.…
Architectural drawing
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