Viollet-le-Duc, Eugène-Emmanuel, 1814-1879, Towle, George M. (George Makepeace), 1841-1893 · Boston : J.R. Osgood and Company · leaf 178
of the flooring, 4 m. 50 c.; the stepsshould only be 15 c. in height each ; we must therefore havethirty steps to reach the level of the first floor from that ofthe ground-floor. Each step should be from 25 c. to 30 c.in width, to give an easy ascent. Thirty steps, then, give7 m. 50 c. or 9 m. of… … ■ li -,10 Fff- 39.—OUTLINE OF THE MAIN STAIRCASE. — P.itfc 130. THE STUDY OF THE STAIRCASES. 151 middle line, and giving them 275 millimetres of steppingspace, we may find two landing-places in the angles at A,A (Fig. 39); we will make the steps wind in such a wayas to avoid sharp angles near the…
Architecture, Domestic · Building
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![An illustration from Catalogue des monuments et inscriptions de l'Égypte antique / publié sous les auspices de S.A. Abbas II Helmi par la direction générale du Service des antiquités [de l'Égypte] ; par J. de Morgan, U. Bouriant, G. Legrain, G. Jéquier, A. Barsanti (1894)](https://img.insideoutlibrary.com/img/200/ia-cataloguedesmonu21egyp-161-270.webp)
