Ames, William L. (William Lewis), 1855-, Wischmeyer, Carl · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 88
Pig. 141. Fig. 142. method, let us consider a cylindrical column with a circularlintel, as in Fig. 142, required to find the shadow of thelintel on the column. The lower circle ab is the line ofshade. Assume a vertical 45° plane through the commonaxis of column and lintel, and find the V projection…
Geometry, Descriptive
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