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 406
e), and cari-y italong the range to the vanishing-point, fixing the pointswhere the arches cut their diagonals all along. If the arch iscusped, a line should be drawn at f to mark the height of thecusps, and verticals raised at o and h, to determine the intervalbetween them. Any other points may be… … In Fig. 64. the more distant arch only is lettered, as theconstruction of the nearest explains itself more clearly to theeye without letters. The more distant arch shows the gen-eral construction for all aiches seen underneath, as of bridges,cathedral aisles, kc. The rectangle a b c d is first…
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![An illustration from Works. Popular edition.] 2 series (1886)](https://img.insideoutlibrary.com/img/200/bl-bl_003191336_9-368-1.webp)
