London : Longman, Rees, Orme, Brown, Green, and Longman · leaf 187
86.), shown more atlarge \n Jigs. 89. and 90. From this compound arch, at nearlyequal intervals of about three feet, vertical suspending rods {i i) drop in the centre of the thickness of thepartition, and are passed through holesbored for them in the lower beam, againstthe under side of which they… … f 89
Architecture
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