Papers read at the Royal Institute of British Architects (1853)
Royal Institute of British Architects · London, Royal Institute of British Architects · leaf 242
206 ON VAULTING. hypotheses, and it is always easy to make a new construction in which most of the elements employed in the first come in serviceably. The following is the whole process : — … and mean height of the corresponding block. \\ e may assume without appreciable error that the centre of gravity of each figure lies on the vertical drawn midway between its sides, e. g ., the centre of gravity of D2 G G D3 lies on the vertical dividing A2 A3 into two equal parts; and we also…
Architecture
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
