San Francisco : Architect and Engineer, Inc · leaf 470
m-ple in design, considerable ornamental de-tail, columns, mouldings, parapets, windowframe moulds, etc., w^ere executed with suc-cess from mouldedpatterns. To avoid conden-sation on the interiorof the w^alls of themain operatinghouse one coat ofheavy asphalt water-proof paint was ap-plied, then 1… … OPERATING HOUSE, U. S. GOVERNMENT LOCKS, BALLARD, WASHINGTONBebb and Gould, Architects the smaller operating houses are of concretecast homeogenously with the walls. The proportions of mixtures used forconcrete was 1-2-4 for walls and consider-ably richer for the roof. Hydrated lime wasused also in…
Architecture · Building
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