The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 462
w (G.) The plate (f) is intended to be so fixed horizontallyinto the brickwork of a chimney, that the circular hole therein shallbe the only aperture for the escape of the smoke, and the valve (a a)is intended to close up the opening in an air-tight manner when thechimney is out of use : the valve… … JONESS PENDANT GAS LAMP. Registered under the ./let for the Protection of Articles of Utility.James Jones, of Bow Street, Gas Engineer, Proprietor. (Communicated hy the Inventor.)This mode of burning gas, to which the inventor directs attention,is till subject of a registration, and presents a…
Architecture · Civil engineering · Science
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