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" Ocean, and divided into two slopes by a watershed that nearly follows the political boundaryline, and throws the drainage to the Gulf of Mexico and the Arctic Ocean. The northern part of this plateau has a slope, from the Rocky Mountains to the eastern... "
The Canadian Naturalist and Geologist - Page 327
1861
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The Edinburgh New Philosophical Journal: Exhibiting a View of the ..., 14. köide

1861 - 368 lehte
...results of three years' exploration of the British Territories in North America along the frontier line of the United States, and westward from Lake Superior...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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The Edinburgh New Philosophical Journal

1861 - 734 lehte
...westward from Lake Superior to the Pacific Ocean. It began by showing that the central portion of Xorth America is a great triangular plateau, bounded by...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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The Canadian Naturalist and Geologist, 6. köide

1861 - 534 lehte
...Superior to the Pacific Ocean. It began by showing that the central portion of North America is a-great triangular plateau, bounded by the Rocky Mountains,...is of fresh-water origin ; the next belongs to the DrifUdeposits, and the highest is the great Prairielevel of undenuded Cretaceous strata. This plateau...
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The Geologist, 4. köide

Samuel Joseph Mackie - 1861 - 664 lehte
...nearly follows the political boundarv-line, and throws the drainage to the Gulf of Mexico and the Aretic Ocean. The northern part of this plateau has a slope,...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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The Geologist, 4. köide

Samuel Joseph Mackie - 1861 - 670 lehte
...boundary-line, and throws trie drainage to the Gulf of Mexico and the Arctic Ocean. The northern part <>f this plateau has a slope, from the Rocky Mountains to the eastern or Laurcutian axis, of six feet in the mile, but is broken by steppes, which exhibit lines of ancient...
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The Annual of Scientific Discovery, Or, Year-book of Facts in ..., 13. köide

1862 - 448 lehte
...Ocean, and divided into two slopes by a water-shed that nearly follows the political boundary line, and throws the drainage to the Gulf of Mexico and...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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The Annual of Scientific Discovery, Or, Year-book of Facts in ..., 13. köide

1862 - 446 lehte
...Ocean, and divided into two slopes by a water-shed that nearly follows the political boundary line, and throws the drainage to the Gulf of Mexico and...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art ...

1862 - 476 lehte
...Ocean, and divided into two slopes by a water-shed that nearly follows the political boundary line, and throws the drainage to the Gulf of Mexico and...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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Annual of Scientific Discovery: Or, Year-book of Facts in Science and Art ...

1865 - 458 lehte
...Ocean, and divided into two slopes by a water-shed that nearly follows the political boundary line, and throws the drainage to the Gulf of Mexico and...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

1861 - 612 lehte
...commandof Captain J. Palliser (1857-60)." By James Hector, MD Communicated by Sir RI MurchUon, VPGS • This paper gave the geological results of three years'...plateau has once been complete to the eastern axis, but is now incomplete along its eastern edge, the soft strata having been removed in the region of...
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