Transactions of the Institute of British Architects of London (1835)
Royal Institute of British Architects · London · leaf 123
portion they bear to the bricks to which they join. In centering our bridges, for the sake of economy, we constructed them all of home timber, with the exception of the beams upon which the leaves were built, and we did not use any screw bolts, as we found driving nails cheaper and quite… … the supports b b being temporary. The ring boards were simply butted to each other’s ends, with a short piece laid on each side of the joint, thus. and the leaves were nut ud whole, The tressels were made in the usual manner, mortised at top and bottom, and fixed with diagonals, thus, and all of…
Architecture
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