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 190
ORTHOGRAPHIC PROTECTION—WINDOW FRAME 189 there must be a rough sill and a rough head (dooropenings have similar heads but not the sill). Forpresent purposes the exact position for the rough sillis an arbitrary matter, except that it should be soplaced as to accommodate all that is to follow. Wewill…
Architectural drawing
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