Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 160
m side toside, so that each line of seats may be level from end to end.This arrangement is not always desirable, however, and it is oftenmuch better to have the seats arranged in concentric rings all fac-ing the speakers platform. In this case a howled floor must bebuilt. A bowled floor is so… … Fig. 181. rraming Plan of Bowled Floor. length. This means that the floor must pitch upward in all direc-tions from the speakers platform or, in other words, it must behoveled. There are two methods of constructing a floor of thiskind. The simplest way is to build first an ordinary inclined…
Architecture · Building · Carpentry
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