Complete perspective course : comprising the elementary and advanced stages of perspective, the projection of shadows and reflections, with exercises in theory and practice, also the practical application of perspective (1900)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan and co. · leaf 174
f ordinary measuring points,and fully described in Article 20, i.e. they are really the vanish-ing points for the bases of isosceles triangles, e.g. np (Fig. 110) isequal to no, therefore nop is an isosceles triangle of which op) isthe base. Vanishing Lines [33] The following may be taken as a… … Fis?. 115 A line meet the picture plane; its intersection with the jncture j^l^neis the ranishinfj line required. Let AHLV (Fig. 115) represent a plane parallel to a givenplane—called an oriijinal jj»/fif7tf—passing through the station point, andmeeting the picture plane in the lineVL. This line VL…
Perspective
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