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 336
the line hg at right angles tocd), and intersecting it in e. With has centre, and radii ha and he, drawarcs till they meet XY in c and /.Join ch, then hch is the inclination ofplane L with the H.P. Prom / drawfn perpendicular to ch. Prom point/, where hg cuts the H.T. of plane L,set off a distance… … Problem 98. To determine the angle hetween tivo planes N and 0, hoth of xohichare inclined to the H.P. and V.P., vnth their V. tracesparcdlel to each other, their traces heing given. Pig. 128. Let IsT and N, 0 and 0, be the traces of the two planes ISTand 0, meeting in a. At a, which may be any…
Geometrical drawing
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