Jopling, Joseph, Gladwin, George, fl. 1821-1838 · London : M. Taylor · leaf 82
epresentation of a cone, the apex falls on or within the circumference of its base, profiles of the sides are not seen. A sphere or globe is represented by a circle. If the diameter of the globe be the same as the side of a face of the cube, the diameter of the circle will be equal to the diameter… … To represent a globe standing upon or fixed at any point, for example, on the centre of each external face of a cube, find the centre of each face, by drawing diagonals (these are not shown in fig. 141;) then from these points, in an outward direction, on the minor diagonal, set off the length of…
Axonometric projection · Perspective
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
