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Hand-Book to the Local Marine Board Examination [By J. Taylor]
Janet Taylor,Trade Board of Local Marine Board
Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015
a.m. at ship altitude of Polaris apparent course assumed latitude axis line barometer bearing bell is tolled bill of lading boilers bottomry Cape cargo centre Certificate charter-party Chief Mate chronometer Circle Sailing compass course and distance cross sea cyclone damage dead reckoning Diff dist Divide double altitudes dunnage elapsed engines equator error for apparent EXTRA EXAMINATION eye 18 feet eye 21 feet foggy weather freight is due gong is sounded Greenwich hauling horizon hurricane inches index error Interval of Revo LAW OF STORMS Light Vessel logarithms margin miles northern hemisphere observed altitude observed meridian altitude p.m. mean parallel sailing port semi-circle recurving required the latitude required the true required the variation rotation Second Mate set and drift sextant ship by dead ship's starboard semi-circle Steam stowed sun's lower limb take my departure true latitude true longitude tude valves voyage West
Σελίδα 60 - London, (the act of God, the queen's enemies, fire, and all and every other dangers and accidents of the seas, rivers, and navigation, of whatever nature and kind soever, excepted,) unto order or to assigns, he or they paying freight for the said goods at 51.
Σελίδα 40 - ... a bright white light so constructed as to show an unbroken light over an arc of the horizon of 20 points of the compass, so fixed as to throw the light 10 points on each side of the vessel...
Σελίδα 12 - If the applicant passes, he will receive a document from the examiner, which will entitle him to receive his certificate of competency from the shipping master at the port to which he has directed it to be forwarded.
Σελίδα 44 - Bundles of sheet iron, rods, pigs of copper or iron, or any rough hard substance, should not be allowed to come in contact with bales or bags, or any soft packages liable to be chafed. When mats can be procured, they should be used at the sides for silk, tea, &c 11 — Tar, Turpentine, Rosin, &c.
Σελίδα 40 - On the starboard side, a green light so constructed as to show an uniform and unbroken light over an arc of the horizon of 10 points of the compass ; so fixed as to throw the light from right ahead to 2 points abaft the beam...
Σελίδα 13 - Mates are made compulsory, the qualifications have been kept as low as possible; but it must be distinctly understood that it is the intention of the Board of Trade to raise the standard from time to time, whenever, as will no doubt be the case, the general attainments of officers in the Merchant Service shall render it possible to do so without inconvenience ; and Officers are strongly urged to employ their leisure hours, when in port, in the acquirement of the knowledge necessary to enable them...
Σελίδα 41 - On the port side a red light so constructed as to show an unbroken light over an arc of the horizon of 10 points of the compass, so fixed as to throw the light from right ahead to 2 points abaft the beam on the port side, and of such a character as to be visible at a distance of at least 2 miles.
Σελίδα 8 - He must be able to observe, and calculate the amplitude of the sun, and deduce the variation of the compass therefrom. He must know how to lay off the place of the ship on the chart, both by bearings of known objects, and by latitude and longitude. He must be able to...