 | 1842 - 934 Seiten
...simplifies greatly the means of artificial illumination, since it concentrates in one flame as much light as will diffuse, throughout a large apartment,...these facts, I am of opinion that Mr. Gurney's new Bude light is a most meritorious invention in reference to both public and private buildings, as it... | |
 | William Newton, Charles Frederick Partington - 1842 - 580 Seiten
...simplifies greatly the means of artificial illumination, since it concentrates in one flame as much light as will diffuse, throughout a large apartment,...these facts, I am of opinion that Mr. GURNEY'S new Bude light is a most meritorious invention in reference to both public and private buildings, as it... | |
 | 1842 - 886 Seiten
...simplifies greatly the means of artificial illumination, since it concentrates in one flame as much light as will diffuse, throughout a large apartment,...these facts, I am of opinion that Mr. Gurney's new Bude light is a most meritorious invention in reference to both public and private buildings, as it... | |
 | 1842 - 460 Seiten
...simplifies greatly the means of artificial illumination, since it concentrates in one flame as much light as will diffuse, throughout a large apartment,...a ventilator, since the single tube which carries of? the burned gases serves to draw out also the effluvia from a crowded chamber. From all these facts,... | |
 | 1842 - 476 Seiten
...simplifies greatly the means of artificial illumination, since it concentrates in one flame as much light as will diffuse, throughout a large apartment,...hue, and reflected by mirrors in every direction. Fourttdy. — From this property proceeds its value as a ventilator, since the single tube which carries... | |
 | Charles W. Vincent, James Mason - 1844 - 324 Seiten
...much light as will diffuse, throughaut a large apartment, a mid-day lustre, which may be softened bj shades of every hue, and reflected by mirrors in every...serves to draw out also the effluvia from a crowded chamher. From all these facts, I am of opinion that Mr. Gurney's new Bude light is a most meritorious... | |
 | Franklin Institute (Philadelphia, Pa.) - 1842 - 448 Seiten
...simplifies greatly the means of artificial illumination, since it concentrates in one flame as much light as will diffuse, throughout a large apartment,...these facts, I am of opinion that Mr. Gurney's new Bude light is a most meritorious invention in reference to both public and private buildings, as it... | |
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Argand, it is manifest that the former, in equal degree, can disengage, at the utmost, only half the heat that the latter does. Thirdly. — The Bude light simplifies greatly the means of artificial illumination, since it concentrates in one flame as... 