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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188 ページ
... Jean Rotz's day , in 1504 as a matter of fact , the variation on the Grand Banks , reckoned as two points ( 224 ... Jean Rotz gave some elaborate ( but fictitious ) examples of how it could be done by lunar distances , for he was a ...
... Jean Rotz's day , in 1504 as a matter of fact , the variation on the Grand Banks , reckoned as two points ( 224 ... Jean Rotz gave some elaborate ( but fictitious ) examples of how it could be done by lunar distances , for he was a ...
293 ページ
... Jean Rotz , 186 astronomer's staff , 219 azimuth compass , 227 , 255 balestilha , balestow , Balla Stella , see cross - staff back - staff , 220 , 255 , 257 ; advan- tages over cross - staff , 255-6 barometer , Hooke's marine , 243 ...
... Jean Rotz , 186 astronomer's staff , 219 azimuth compass , 227 , 255 balestilha , balestow , Balla Stella , see cross - staff back - staff , 220 , 255 , 257 ; advan- tages over cross - staff , 255-6 barometer , Hooke's marine , 243 ...
303 ページ
... Jean Rotz , 185 Rotz , Jean , 185-9 , 194 , 215 ; on longitude and variation , 186 ; his instruments , 186 ; appointed Hy- drographer to Henry VIII , 187 ; his treatise on navigation , 187 ; on longitude by lunar distances , 188 ...
... Jean Rotz , 185 Rotz , Jean , 185-9 , 194 , 215 ; on longitude and variation , 186 ; his instruments , 186 ; appointed Hy- drographer to Henry VIII , 187 ; his treatise on navigation , 187 ; on longitude by lunar distances , 188 ...
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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