Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 491
d an octahedron in a cube, etc. All these solids can likewisecircumscribe a sphere, when theirsurfaces are tangential to the surfaceof the inscribed sphere. Problem 217. ■* 1. To inscribe a given cone in a sphere. 2. To inscribe a spJiere in a given cone.Pig. 267. Let A and A be the projectionsof… … CHAP, XXXIV INSCRIBED SOLIDS 471 draw another circle of the same radius. These are the pro-jections of the circumscribed sphere required. 2. Bisect the angle Vde by a line cutting the axis in c.With c as centre, and radius eg, draw a circle. With & ascentre, draw a similar circle. These are the…
Geometrical drawing
Internet Archive · Wellesley College Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Divina proportione : opera a tutti glingegni perspicaci e curiosi necessaria oue ciascun studioso di philosophia: prospettiua pictura sculptura: architectura: musica: e altre mathematice: suavissima: sotile: e admirabile doctrina consequira: e delecterassi: co[n] varie questione de secretissima scientia (1509)](https://img.insideoutlibrary.com/img/200/ia-divinaproportion00paci-101-226.webp)
