The Nautical Magazine: A Journal of Papers on Subjects Connected with Maritime Affairs, Volumen8Brown, Son and Ferguson, 1839 |
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Página 331
... head , and consequently the bearing of the ship's head will no longer be the correct magnetic bearing . For the sake of illustration , let us suppose that the keel of the vessel with her head to the west , be at right angles to the ...
... head , and consequently the bearing of the ship's head will no longer be the correct magnetic bearing . For the sake of illustration , let us suppose that the keel of the vessel with her head to the west , be at right angles to the ...
Página 335
... head to a certain limit , next it will retrograde towards the magnetic meridian , will go past it , then return to it and its position on all the azimuths of bearings of the ship's head , will oscillate from one side of the meridian to ...
... head to a certain limit , next it will retrograde towards the magnetic meridian , will go past it , then return to it and its position on all the azimuths of bearings of the ship's head , will oscillate from one side of the meridian to ...
Página 336
... head , we observe the different angles which her head makes with the apparent direction of the compass , both when the plate acts on the needle , and when it is too far off to have any influence on it ; then by means of these two given ...
... head , we observe the different angles which her head makes with the apparent direction of the compass , both when the plate acts on the needle , and when it is too far off to have any influence on it ; then by means of these two given ...
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ENLARGED SERIES | 1 |
Antarctic discovery 734 | 39 |
Madeline Rock 809 | 44 |
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