Essentials of drafting; a text and problem book for apprentice, trade and evening technical schools (1918)
Svensen, Carl L. (Carl Lars), 1884- · New York, D. Van Nostrand company · leaf 98
n lines and figuresare kept separate from the interior and allow details to be easily seen. The size and i *_ shape are separated. The second method may be used when there is little detail within the view. It preserves the outline of the view but often there is confusion due to the crossing of the…
Mechanical drawing
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