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A manual of geographical science, mathematical, physical, historical and descriptive Volume 2 - Softcover

O'brien, M.

 
9781130541793: A manual of geographical science, mathematical, physical, historical and descriptive Volume 2

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Synopsis

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1859 Excerpt: ...receives in its course two rivers, the Missouri and the Ohio; the first of which, coming in from the north-west, greatly surpasses the Mississippi itself, while the other is also a gigantic river, and the largest of its eastern affluents. The Missouri rises in two branches within a mile or two of the sources of the Columbia, and runs for 3000 miles before it joins the Mississippi; it is a very rapid river in the whole of its course, arid itself receives several important affluents. The average velocity of its current may be estimated at 4r§ miles per hour, but in times of freshets, is accelerated to 5j miles per hour. The Mississippi has its source in two small lakes, about 1500 feet above the level of the sea, in latitude 47 10" north, and longitude 96 west. It runs through Lake Winnipeg, and flows with great velocity, forming several small falls. Before the waters of the Missouri mingle with it, it receives the St. Peter's river, the Wisconsin, the Illinois, and other streams, and its valley is bounded by high bluffs, intersected by deep ravines. After the junction of the Missouri, the course of the united stream becomes gentle, and the valley more open; and in its progress towards the Gulf of Mexico, it continues to receive very important rivers, of which the Arkansas and the Bed Eiver are those which have the longest course; the mouths of the Mississippi project far into the Gulf of Mexico, in a long and very remarkable delta, on which is built the city of New Orleans. Near its mouth, this vast river becomes a rapid, desolating torrent, loaded with mud. Its violent floods, produced by the melting of snow in high latitudes, sweep away whole forests, rendering the navigation very dangerous; and the trees matted together in masses many yards thic...

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