London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 390
relative to figs. 151,152, 153, and 154., Vol. III. p. 411., confirm these remarks.Hence, the conclusion which may be drawn is, that the calcu-lations made to preserve the true proportions between the di-ameter of a pillar, its height, and the span of the arch, are notcorrect when the diameter of a… … The span between the pillar and pier is 10 ft. The height ofthe pillar is 18 ft. The height of the shaft is 15 ft. 6 in. Thediameter of the pillar, which is circular, is 3 ft. The height ofthe masonry above the arches, taken from the intrados, is 10 ft.:above this there are other arches, &c. In…
Architecture
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