Mechanical drawing : a manual for teachers and students (1902)
Cross, Anson Kent · Boston : Ginn & Co. · leaf 99
e the part removed may beshown, if desired, by dotted or by dot-and-dash lines. 147. If it is desired to represent only the line of intersectiongiven by passing any plane through any solid, all views should agreein representing the entire solid with the line of intersection upon itssurface. 148.… … 149. Sections of the Sphere. — The simplestsections are those of the sphere, for every sectionmade by a plane is a circle, whose diameterranges from that of the great circle, given by aplane passing through the centre of the sphere,to that of a circle as small as can be imagined,given by a plane…
Mechanical drawing
Internet Archive · Boston Public Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-637-403.webp)
