The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 380
which can be renewed at pleasure. Such steps arewell adapted for granaries and other agricultural buildings, and, insome cases, for the stairs of offices to mansions and cottages. Themost economical apjilication of this contrivance is, of course, in caseswhere the steps are made of wood. Cast Iron… … different pieces together; c e are the slates; d d the nifters; and ethe gutter beam. The fall requisite to carry off the water is foundto be from a half to tliree quarters of an inch in the yard, andthis necessarily occasions the plane of the roof to rise towards thecentre of the building, as…
Architecture · Civil engineering · Science
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