Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 316
ared, the upright seam, shown in Fig. 213, where the sheet B overlapsdie sheet A V, is soldered by first tacking the seam to make it lay close,then thoroughly soaking the seam,and then placing ridges of solderacross it to strengthen the same.In using the soldering copper itshould be held in the… … Fig. 213. solder the copper should be placeddirectly over tlie lapped part, so that the metal gets thoroughlyheated and draws the solder between the joint. It makes no differ-ence where this cross joint occurs; the same methods are used. The roof being completed, the rosin is scraped off the seams…
Architecture · Building · Carpentry
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