Walker, William, b. 1821 · New York : C. Scribner · leaf 264
is known asan accidental vanishing point, aboveor below the h. l., according to theinclination of the object, as alreadyreferred to in ^ 327. 333. From the remarks which have here been made respecting Artistic Perspective, it wall be seen that when the artist has obtained \ i ; certain facts (which…
Drawing -- Study and teaching
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![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-298-462.webp)
