Rudiments of the art of building : represented in five sections [...] for the use of architects, builders, draghtsmen, machinists, engineers and mechanics (1853)
Bullock, John · New York : Stringer & Townsend · leaf 71
St. Paul, outside thewalls, at Rome. This truss is interesting from its early date,having been erected about 400 years ago ; the trusses are inpairs, a king post being keyed in between each pair to sup-port the tie beams in the centre. 112. Of late years iron has been much used as a materialfor the… … 113. The largest roof ever executed in one span is thatof the Imperial Kiding House at Moscow, built in 1790, ofwhich the span is 235 ft. (fig. 54). The principal feature in ART OF BUILDING, 6t this roof is an arched beam, the ends of which are kept fromspreading by a tie beam, the two being firmly…
Building
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