Ruskin, John, 1819-1900 · New York: John Wiley · leaf 158
en your shell inside, and put the weight uponit as at x a?, in d, Plate III. Not much chance of its burstingout at p, now, is there ? § vii. Whenever, therefore, an arch has to bear vertical pres-sure, it will bear it better when its shell is shaped as at h or d,than as at a: h and d are,… … 57
Architecture · Sculpture
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