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Drafting room methods (1918)

Collins, Charles Dickey, 1872- [from old catalog] · New York, D. Van Nostrand company · leaf 91

An illustration from Drafting room methods, 1918, leaf 91
The sketch represents a river valley between two hills.In the foreground is the sea, with a bay that is partlyinclosed by a hooked sand bar. On each side of the val-ley is a terrace into which small streams have cut narrowgullies. The hill on the right has a rounded summitand gently sloping spurs…

Drawing-room practice · Mechanical drawing

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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