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Document Max. Freq Min. Freq
Harper's Encyclopedia of United States History (ed. Benson Lossing) 8 4 Browse Search
C. Edwards Lester, Life and public services of Charles Sumner: Born Jan. 6, 1811. Died March 11, 1874. 4 0 Browse Search
George P. Rowell and Company's American Newspaper Directory, containing accurate lists of all the newspapers and periodicals published in the United States and territories, and the dominion of Canada, and British Colonies of North America., together with a description of the towns and cities in which they are published. (ed. George P. Rowell and company) 4 0 Browse Search
The Daily Dispatch: June 22, 1861., [Electronic resource] 2 0 Browse Search
Lucius R. Paige, History of Cambridge, Massachusetts, 1630-1877, with a genealogical register 2 0 Browse Search
Laura E. Richards, Maud Howe, Florence Howe Hall, Julia Ward Howe, 1819-1910, in two volumes, with portraits and other illustrations: volume 1 2 0 Browse Search
George Bancroft, History of the United States from the Discovery of the American Continent, Vol. 6, 10th edition. 2 0 Browse Search
Rebellion Record: a Diary of American Events, Diary from December 17, 1860 - April 30, 1864 (ed. Frank Moore) 2 0 Browse Search
Knight's Mechanical Encyclopedia (ed. Knight) 2 0 Browse Search
HISTORY OF THE TOWN OF MEDFORD, Middlesex County, Massachusetts, FROM ITS FIRST SETTLEMENT, IN 1630, TO THE PRESENT TIME, 1855. (ed. Charles Brooks) 2 0 Browse Search
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Browsing named entities in Knight's Mechanical Encyclopedia (ed. Knight). You can also browse the collection for East Greenwich, R. I. (Rhode Island, United States) or search for East Greenwich, R. I. (Rhode Island, United States) in all documents.

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Knight's Mechanical Encyclopedia (ed. Knight), T. (search)
Severn, the bore is stated to be of almost daily occurrence, and sometimes even to attain a hight of 9 feet; in the Dordogne it rises from 5 to 6 feet, and travels at the rate of about 5 miles in 34 minutes; in the Seine it does not exceed 3 feet; in the Thames it only exists in a rudimentary state; whilst in the Hoogly, at Calcutta, it rises about 5 feet, and is transmitted at the rate of about 17 1/2 miles per hour; and in the Menga the rise is said to be 12 feet. The tide-wheel at East Greenwich on the Thames is, or was, a breast-wheel raised and lowered with the tide, so as to always have a submergence of four feet water. The buckets are divided into four steps, so as to prevent any jerking or irregular motion. The wheel turns both with the flowing and ebbing of the tide, having a sluice-gate and tail-gate on each side, one pair being opened when the other pair is closed. Dryden's is an undershot-wheel, each float being set at an equal angle with the radius drawn from it t