 | Edmund Burke - 1772 - 656 pàgines
...feven in breadth, and fifty feet or more in depth, you may judge, fir, of the prodigious quantities of matter emitted in a. great eruption of this mountain, and of the vaft cavities there mufl neceffarily be within its bowels. The molt extenfive lavas of Vefuvius do not exceed feven miles... | |
 | 1772 - 364 pàgines
...feven in breadth, and fifty feet or more in depth, you may judge, Sir, of the prodigious quantities .of matter emitted in a great eruption of this mountain, and of the vaft cavaties there mull neceffarily be within its bowels. The moft extenfive lavas of Vefuvius do not exceed... | |
 | Sir Richard Phillips - 1830 - 728 pàgines
...length, six or seven in breadth, and 50 feet or more in depth, we may judge of the prodigious quantities of matter emitted in a great eruption of this mountain, and of the vast cavities there must necessarily be within its bowels. He found, with respect to the matter erupted,... | |
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... and is in many parts fifteen miles in breadth. As the lavas of Etna are very commonly fifteen and twenty miles in length, fix or feven in breadth, and fifty feet or more in depth, you may judge, fir, of the prodigious quantities of matter emitted... 