Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 398
MASONRY AND REINFORCED CONCRETE 309 85pace … Fig. 166. Wedges Tapered stoz Ribs and BracesJ paced idc. i0olta Form for Construction of Horseshoe-StiapedConcrete Conduit. These forms were constructed in lengths of 8 feet. The laggingfor the smaller sizes of the conduits was 1 inch by 2\ inches, and forthe larger sizes 2 inches by 3 inches, all…
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
