A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 285
tive casing, it inust be at least 8 inches thick; iftile is used, it must be put on in 2 rings, each at least 2 inchesthick for porous terra cotta, or 2|- inches thick for densehollow tiling. The two thicknesses of tile must break joint,and must be so fastened as to be independent of each other.If…
Architecture · Building
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