St. Mark's rest : the history of Venice written for the help of the few travellers who still care for her monuments (1885)
Ruskin, John, 1819-1900 · New York : Lovell · leaf 379
Fio. 43. Fio. 44. A c, in position. Mlien these are given, draw a c ; raise ver-ticjil A D; make a d equal to sight, magnitude of x y ; com-plete the perspective-rectangle a d b c ; join a b and d c (as bydotted lines in figure); and through the intersection of the VANISniNGPOINT OF INCLINED LINES.…
Art
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