Quote#Time
15 or 20-foot arches, three inches thick.., with ten per cent,…
Quote byRafael Guastavino · 1842–1908
Commonly attributed — not confirmed in an authoritative edition. Cited on Wikiquote to: Part III. Theory and Coefficients of Application.
English (original)
15 or 20-foot arches, three inches thick.., with ten per cent, rise... can be laid, taking away the centres and giving them... uses of the building in a few hours, when an arch of brick with a six-foot span, four inches thick and a ten per cent, rise, requires strong and heavy centres, with several days' repose. Even then this
— Rafael Guastavino
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