Inside Out Library
Notes on mechanical drawing (1916)
Fry, Horace Pugh. [from old catalog] · Philadelphia · leaf 78
TO DRAW/APPROXIMATE ELLIPSE _N| L. DAa/p9S, Z)rx9t^/z^tafij//sat )/S//A^o//ro/^^&Zi TO DRAW A SPIRAL layoff The e ^/f r-crcy/us f/ec/or^ //? cy//^r&/7 -t ,gr /ifos/f/o^^sat <^^uay/cy/^yAps \ > \cyj9a/cy>Wa^«s/f I \ \ /y?fo &^£^£^/ … Afa/re OLC/a! OT-^/^/^Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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