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 357
roduce it till it meets the V.T. in E. Prom E draw E/ perpen-dicular to XY. With / as centre, and radius /H, draw an arctill it meets the H.T. in Gr. With D as centre, and radius DE,draw an arc till it meets XY in P. Join PG- and /G. fG isthe projection of a line inclined at an angle of 44° with… … KT Fig. 151. convenient point C on FGr set off CB 1| long, and completethe equilateral triangle ABC. From each corner of the triangle draw perpendiculars tillthey meet XY. With D as centre, and these points as distances,draw arcs till they meet the A^.T. in the points a, c, and h.Draw projectors…
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-129-355.webp)
