A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 402
X x and equal to the heightof roof, and connect t t^ theelevation of the ridge, with gand g, we have in gtf g avertical section of the roof onthe line gg. Now, if we draw z e equal \.o zo and connectcm and ca, we have, at mca, a vertical .section of the roofvalleys zm, za. To obtain a vertical… … Fig. 50. 140. The g:aiTil>Tel roof is shown in Fig. 51; theterm gainbrcl signifies a bend, or crook, and in this case 72 CARPENTRY.
Architecture · Building
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