| David M. Durst - 1916 - Počet stránok 68
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| Illinois State Academy of Science - 1923 - Počet stránok 1156
...moraine; it is surrounded by an outwash plain. It appears to have originated from a detached block of ice, a mile and a half in length and a quarter of a mile in width, having become detached in the recession of the ice and surrounded and buried by the outwash... | |
| Walter Scott - 1933 - Počet stránok 1316
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| Royal Dublin Society - 1898 - Počet stránok 870
...bottom of the stream. . . . " In the centre of the bog, for the space of about one mile and a-half in length, and a quarter of a mile in breadth, a valley...the bottom from the original surface of the bog to a depth of 30 feet, where the eruption first took place. In tliis valley or gulf there are numberless... | |
| Henry Salt - 1967 - Počet stránok 686
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| William Hutchinson - 1974 - Počet stránok 784
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