The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 346
ellanicis111 Hiilied, not by i-iusing or lowering llie wick, asill couinion lamps, Uii Ijy raising or loweing thebell-mouthed glass chimney, uhicli rests at iisboltiim on three points, and is moved by meansof the r..ck-workmeclianijNm F. The concentriccyiindiic sp.ice. A, A, & B. B. contains a… … Concentrated sulphuric acid, though possessing the great density of1.S40, yet flows off very slowly at Gl, on account of its viscidity;whence its name of oil of vitriol. 2000 grain-measures of it took 660seconds to discharge. Mr. Samuel Parker, long advantageously known to the ]jublic for…
Architecture · Civil engineering · Science
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