 | William Newton - 1853 - 526 pages
...velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on Atlantic waves, gave about the same elevation, for the waves, in rather a hard gale a-head....exceeding 30 miles an hour. Other authorities assumed even more than those heights and distances. nia Bridge shewed, that a weight of 460 tons, at a velocity... | |
 | Industrial arts - 1853 - 530 pages
...velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on Atlantic waves, gave about the same elevation, for the waves, in rather a hard gale a-head....exceeding 30 miles an hour. Other authorities assumed even more than those heights and distances. nia Bridge shewed, that a weight of -16O tons, at a velocity... | |
 | Perry Fairfax Nursey - Industrial arts - 1853 - 516 pages
...of 25 to 30 miles per hour. Dr. Scoresby, in his paper on Atlantic Waves, gave about the same mc:m elevation for the waves in rather a hard gale ahead...attained a height of 43 feet, with a length of nearly BOO feet, and a velocity exceeding 30 miles an hour. Other authorities assumed even more than those... | |
 | Industrial arts - 1853 - 564 pages
...about 20 feet, with a length of 160 feet, and a velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on Atlantic Waves, gave about the same...gale ahead ; on one occasion, with a hard gale and tieavy squalls, some few waves attained a height of 43 feet, with a length of nearly 600 feet, and... | |
 | Charles W. Vincent, James Mason - Great Exhibition - 1854 - 324 pages
...about 20 feet, with a length of 160 feet, and a velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on " Atlantic Waves," gave about the...exceeding 30 miles an hour. Other authorities assumed even more than those heights and distances. The amount of strength to resist the impact of such waves must... | |
 | Charles W. Vincent, James Mason - Science - 1854 - 352 pages
...about 20 feet, with a length of 160 feet, and a velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on " Atlantic Waves," gave about the...exceeding 30 miles an hour. Other authorities assumed even more than those heights and distances. The amount of strength to resist the impact of such waves must... | |
 | William Somerville Orr - Science - 1855 - 608 pages
...hour. Dr. Scoresby gives about the same as the mean elevation with rather a hard gale a-hcad ; but on one occasion, with a hard gale and heavy squalls, some few waves attain a height of forty-three feet, with a length of nearly six hundred feet, and a velocity exceeding... | |
 | John Timbs - Encyclopedias and dictionaries - 1864 - 338 pages
...feet, and a velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on Atlantic waves, gives about the same mean elevation for the waves in rather...velocity exceeding 30 miles an hour. Other authorities assume even more than those heights and distances. The amount of strength, to resist the impact of... | |
 | John Timbs - Encyclopedias and dictionaries - 1864 - 320 pages
...feet, and a velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on Atlantic waves, gives about the same mean elevation for the waves in rather...velocity exceeding 30 miles an hour. Other authorities assume even more than those heights and distances. The amount of strength, to resist the impact of... | |
 | John Timbs - 1864 - 328 pages
...feet, and a velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on Atlantic waves, gives about the same mean elevation for the waves in rather...velocity exceeding 30 miles an hour. Other authorities assume even more than those heights and distances. The amount of strength, to resist the impact of... | |
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liners" to attain an elevation of about 20 feet, with a length of 160 feet, and a velocity of 25 to 30 miles per hour. Dr. Scoresby, in his paper on " Atlantic Waves," gave about the same mean elevation for the waves in rather a hard gale a-head. On... 