The builder's practical director; or, Buildings for all classes, containing plans, sections and elevations for the erection of cottages, villas, farm buildings, dispensaries, public schools, &c., with detailed estimates, quantities, prices, &c. .. (1855)
Leipzig, Dresden : A. H. Payne; [etc., etc.] · leaf 192
92 ARCHES sect AB in I. In CB, make C r equal to C I, and from h, through r, draw /; v. In h r,make h q equal to h i, and in C B, make G s equal to C h. Join q s, and prolong q s io t.From the centre h, with the radius A D, describe the arc n u, and from the centres i andq, describe the arcs n y…
Architecture
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