Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 437
Fig. 189. Brass Ferrules-6, Recessed or Hub: c. Sti-aight: e, witla Lead Eud Con-tracted to Millie Joint witli Smaller Pipe. yam and calk, even before the lead pipe is wiped on; and as thesejoints are usually wiped before the ferrule is calked in place, it isdifficult to make safe joints where they…
Architecture · Building · Carpentry
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