Building stone, lathing, plastering, and tiling, common brickwork, ornamental brickwork and terra cotta : lighting fixtures, use and design of lighting fixtures, architectural design (1909)
International Correspondence Schools · Scranton : International Textbook Co. · leaf 258
s at d^and is made of ironpipe, as at h; it screwsinto the cock fittingand into a tappedsocket of the end fit-tings. The iron-pipearm is usually cov-ered with a brasstubing d. The eiidfitting e of the arm isgenerally in the formof an elbow, as shown, and changes the flow of gas from thehorizontal… … Fig. 3
Building · Building materials · Architectural design · Lighting, Architectural and decorative
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten20unit-1181-529.webp)
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