Notes on practical mechanical drawing, written for the use of the students in general engineering drawing in the University of Illinois (1907)
Wilson, Victor Tyson, 1864- [from old catalog] · State College, Pa., The author · leaf 63
s the section is revolved into a co-ordinate plane about a line as axis which designates, on theview, where the section is taken and it may be revolved fromthe actual position of the section or moved along the desig-nating line to a free place on the sheet. For example, theshape of the spoke of a… … Curves and Straight Lines Combined, and Sections 55 22. Some practical points about and the care and hand-ling of drawing instruments. Drawings can be cleaned of the dirt which usually getson them, with the soft pliable erasers, the needed rubber,the sponge rubber or stale bread crumbs rubbed over…
Mechanical drawing
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