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THOMPSON'S COAST PILOT. | 141 Vetociry or Winp.--A gentle, pleasant wind has a velocity of ten feet per second; a brisk gale twenty feet per second; a very brisk gale thirty feet per second; a high wind fifty feet per second ; avery high wind seventy feet per second; astorm or tempest eighty feet per second; a great storm one hundred feet per second; a hurricane one hundred and twenty feet per second; a violent hurricane, that tears up trees, ete., one hun- dred and fifty feet per second. e - ESTIMATED WEIGHT OF CORDAGE. WEIGHT OF 100 FATHOMS EACH SIZE. (Hawser laid Rope will weigh one-sixth less.) :. Manilla, Ta He anil Bize. Cordage cones Bize. Soe. oeeerdage 14 | 40 lbs. 45 lbs. 44 360 Ibs. 465 lbs. 14 50" 60. « 44 400 « 500 13 67 « 80 « 5 500" 650 2 ao TOO -¢ 54 600 <" i. © 24 10g * 1207" 6 i2e = 920 * Q4 125 « 150 " 64 850" 1,050 « 2 150 180 --* 7 1,000 " 1250 3 180 « 205" 1 1,150 " 1,400 « ~ ot sig 2 es 8 1,800... a4 1,600. * 31 | 250 « 300 « 84 1,450 « 1,850 « 3% 280 *" ge0 -** 9 1,650 * 2.10) * 4 aon © 415° a