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. 1917 Excerpt: ...work that charts are of the greatest value and a sailor without charts would be greatly handicapped and would have to proceed very slowly and cautiously in any strange locality. There are a great many kinds of charts including pilot charts of the great oceans, sailing charts from one distant point to another, charts of ...
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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. 1917 Excerpt: ...work that charts are of the greatest value and a sailor without charts would be greatly handicapped and would have to proceed very slowly and cautiously in any strange locality. There are a great many kinds of charts including pilot charts of the great oceans, sailing charts from one distant point to another, charts of individual countries and islands and harbour charts. The pilot charts of the ocean are very elaborate and complete and to the landsman they appear a hopeless, unmeaning jumble of red and blue lines, figures and symbols, letters and arrows, queer, wavy lines, areas of shaded lines and many other mysterious and incomprehensible signs. In reality each of these things has a definite meaning and the mariner or pilot can read and understand them as readily as you can read and understand an ordinary printed page. Upon these ocean charts are plotted the various courses for sailing vessels and steamers from port to port, the tracks of storms and the ocean currents. In addition there are symbols and numbers indicating the areas of winds and calms and the direction of prevailing winds; the regions of fogs, storms and rains; the magnetic variation of the compass; the location of icebergs and ice-fields; the location and drift of derelicts; the location of drifting buoys, logs, spars and other objects; the weather and storm signals of the various countries bordering the seas covered by the charts, as well as much other information of value to sailors. On these charts, as well as on those charts which show the principal sailing routes from one port to another, the land and the various harbours are on a very small scale and by these charts alone sailors could never find their way into the various ports. In order to do this they must have coastwise and harbo...
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Add this copy of The Ocean and Its Mysteries to cart. $58.41, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2019 by Wentworth Press.