The Haven-finding Art: A History of Navigation from Odysseus to Captain CookHollis & Carter, 1956 - 295 ページ |
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... south - east and a little east [ per sirocco ver levante poco ] . And on the said Rock is a castle , and under the castle is a good port , with a depth of about 8 fathoms . ' In this last paragraph there is a reminder of the quite ...
... south - east and a little east [ per sirocco ver levante poco ] . And on the said Rock is a castle , and under the castle is a good port , with a depth of about 8 fathoms . ' In this last paragraph there is a reminder of the quite ...
133 ページ
... south - west and east - north - east . And take your sight on the mainland of Wales , Rhyddlan , and the Red Bank in Chester Water , north and south . ' ( The course should actually have been west - north - west and east - south - east ...
... south - west and east - north - east . And take your sight on the mainland of Wales , Rhyddlan , and the Red Bank in Chester Water , north and south . ' ( The course should actually have been west - north - west and east - south - east ...
135 ページ
... south . When the Moon is south the current turns to the north , and when the Moon is west the water turns and runs south for six hours . Every six hours the current changes from north to ... east - north IN THE EASTERN AND WESTERN OCEANS 135.
... south . When the Moon is south the current turns to the north , and when the Moon is west the water turns and runs south for six hours . Every six hours the current changes from north to ... east - north IN THE EASTERN AND WESTERN OCEANS 135.
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actually altitude altura angle Arab astrolabe astronomers bearings called Cape captain century chart-makers chronometer circle clock coast correct course course sailed cross-staff degree difference distance east east-west eight English Ephemerides equator equinoctial error example fact fathoms French Gemma Frisius Hariot horizon Iceland instrument instrument-maker island Jean Rotz John John Dee king land later latitude leagues lodestone longitude magnetic compass manual mariners master mathematical mathematicians measure Mediterranean Mediterranean Sea meridian method miles minutes Moon nautical navigation night north-east Nuñez observations ocean Odysseus pilots plain chart Plate Pole Star port Portuguese position Pytheas quadrant quarter reckoning rhumb rhumb lines right ascension Rotz round Royal rule rutter sailing directions sailors scale seaman ship ship's sight south-east south-west Strabo Sun's Thomas Hariot tide tion triangle turned variation voyage William Borough wind wind-rose writing