Young sailor's assistant in practical seamanship including the rules of the road; directions for resuscitating the apparently drowned, etc., etc., together with the salutes ... naval signal flags, Very's lights, and the international code of signals (1893)
Taunt, Emory H · Washington · leaf 232
four-tenths. If with the 14-second glass the mark at the rail is 5 knotsand j white rags out* how fast isshe going? Ten knots and six-tenths.WJiat other logs are used fordetermining the speed of a vessel?Several patent logs, the mostconvenient of which is theAmerican Taffrail log. Thedial of this… … 206 YOUNG SAILORS ASSISTANT. What is a current log t The ordinary log, when used to determine the directionand velocity of currents. It is hove from the ship (or aboat), when at anchor, in the same manner as if under way.The mark on the line, at the rail, will give the rate of thecurrent per hour.…
Navigation · Signals and signaling
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