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 109
(fig. ([2). In each of the above cases the beam will beardouble the load if it be equally distributed over its whole Fig. 72. … lengthy as shown by the dotted lines ; and lastly, the strengthof a beam firmly fixed at the ends is to its strength wheoloosely laid on supports as 3 to 2 {see fig. 7S Fig. 7S. ART OF BUILDING* 105 These results may be simply expressed thus :Let 5 be the weight which would break a beam of…
Building
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