 | 1828 - 524 páginas
...the metals of the earths be the causes of the phaenomena, some of these substances ought occasionally occasionally to be found in the lava, or the combustion...is greater, so is the air more fit for combustion. The same circumstance which would give alloys of the metals of the earths the power of producing volcanic... | |
 | 1829 - 906 páginas
...form and situation, for experiments on the effect of its attraction on the pendulum: and it would be To what extent subterraneous cavities may exist even...is greater, so is the air more fit for combustion. The same circumstance which would give alloys of the metals ot the earths the power of producing volcanic... | |
 | Andrew Ure - 1829 - 704 páginas
...great a length of time, must in all probability, become filled with atmospheric air in its quiet state. The limestone caverns of Carniola, some of which contain many hundred thousand cubic feet of air, show the vast extent to which subterraneous cavities may exist, even in common rocks... | |
 | Sir Richard Phillips - 1830 - 728 páginas
...steam, must, there is every reason to believe, in its quiet state, become filled with atmospheric air. To what extent subterraneous cavities may exist even...is greater, so is the air more fit for combustion. The same circumstance which would give alloys of the metals of the earths the power of producing volcanic... | |
 | John Ayrton Paris - 1831 - 582 páginas
...must, there is every reason to believe, in its quiet state, become filled with atmospheric air.* " To what extent subterraneous cavities may exist, even...is greater, so is the air more fit for combustion. " The same circumstances which would give alloys of the metals of the earths the power of producing... | |
 | John Ayrton Paris - 1831 - 598 páginas
...must, there is every reason to believe, in its quiet state, become filled with atmospheric air.* " To what extent subterraneous cavities may exist, even...limestone caverns of Carniola, some of which contain manj hundred thousand cubical feet of air ; and in proportion as the depth of an excavation is greater,... | |
 | 1828 - 522 páginas
...intense chemical action, it seems not unreasonable to refer them to chemical causes. But for phenomena upon such a scale, an immense mass of matter must...is greater, so is the air more fit for combustion. The same circumstance which would give alloys of the metals of the earths the power of producing volcanic... | |
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To what extent subterraneous cavities may exist even in common rocks, is shown in the limestone caverns of Carniola, some of which contain many hundred thousand cubical feet of air ; and in proportion as the depth of an excavation is greater, so is the... 