Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 94
very rapidly. Roof arches, on account of the pitch of the beams, have to befurred down to give a level ceiling. Terra cotta blocks may beused for this purpose, as shown in Fig. 48. It is, however, quite 72 STEEL CONSTRUCTION 65 as common, even where terra cotta floor and roof arches are used,to…
Architecture · Building · Carpentry
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