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 137
Fig. ^93 … I- Oia. —j [— Dia. —^ fig. P9^ Be sure to pass planes through the contour or outside elementsof both cylinders in order to obtain the extreme limits of thecurve. This is very important, especially when the axes of thecylinders do not intersect. Choice of Cutting Planes. — Whenever possible planes…
Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer02inte-300-162.webp)
