The Haven-finding Art: A History of Navigation from Odysseus to Captain CookHollis and Carter for the Institute of Navigation, 1971 - 310 ページ |
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... actually circles round the pole at a distance of even 7 ° or 8 ° appears to be always in the same place whenever he looks up at the sky . And it is reported that even Eudoxus , the great founder of Greek astron- omy , spoke of Kochab as ...
... actually circles round the pole at a distance of even 7 ° or 8 ° appears to be always in the same place whenever he looks up at the sky . And it is reported that even Eudoxus , the great founder of Greek astron- omy , spoke of Kochab as ...
85 ページ
... Actually his previous direction had been practically north - east , and while he said that the coast now turned ' east - right ' the fact is that it runs east - south - east between Nordkyn and Swjatoi Noss . This second section , too ...
... Actually his previous direction had been practically north - east , and while he said that the coast now turned ' east - right ' the fact is that it runs east - south - east between Nordkyn and Swjatoi Noss . This second section , too ...
227 ページ
... actually handled by sailors . Hariot showed a perspective glass to the Indians of Virginia in 1585 , and in his will he left to his patron the Earl of Northumberland ' my two perspective trunckes wherein I use espetially to see Venus ...
... actually handled by sailors . Hariot showed a perspective glass to the Indians of Virginia in 1585 , and in his will he left to his patron the Earl of Northumberland ' my two perspective trunckes wherein I use espetially to see Venus ...
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actually altitude angle appears Arab astrolabe astronomers azimuth bearings called Cape century chart-makers chih Chinese circle clock coast correct course course sailed cross-staff degree Dicuil difference distance drawn east east-west eight English equator error example fact fathoms French Gemma Frisius Greek Greenland Gulf harbour Hariot horizon Hvitserk Iceland India instrument instrument-maker island Jean Rotz John Dee king land later latitude leagues lodestone longitude magnetic compass magnetic needle mariners master mathematical measure Mediterranean Mediterranean Sea meridian method miles minutes monsoon Moon nautical navigation night north-east north-west Nuñez observations ocean Odysseus pilots Plate Pole Star port Portuguese position Pytheas quadrant quarter reckoning rhumb rhumb lines rock round rutter sailing directions sailors scale seaman ship ship's shore sight south-east south-west Strabo tide tion turned variation voyage William Borough wind wind-rose writing