A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 186
maybe used to intercept thelight and throw it down-wards, as shown at a inFig. 93. 348. Shields.— The distance betweenan ordinary gas burnerand the ceiling shouldbe not less than threefeet. If a less dis-tance is unavoidable,the ceiling should beprotected by a metalshield to prevent it from being… … Fig. 93. 156 PLUMBING AND GAS-FITTING. § 16 not be permitted at a distance less than eighteen inchesbelow the ceiling. If a gas flame is liable to come into accidental contact withinflammable materials, such as curtains or drapery blown bythe wind, or hay and straw in stables, etc., it should be…
Architecture · Building
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