The Encyclopædia Britannica, Or, Dictionary of Arts, Sciences, and General Literature, 16. köideAdam & Charles Black, 1858 |
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Page 7
... equal ; hence l ' of latitude or longi- tude is equal to one geographical or nautical mile , of which a degree contains 60. Hence intervals of latitude and longi- tude , reduced to minutes and parts of minutes , also repre- sent the ...
... equal ; hence l ' of latitude or longi- tude is equal to one geographical or nautical mile , of which a degree contains 60. Hence intervals of latitude and longi- tude , reduced to minutes and parts of minutes , also repre- sent the ...
Page 8
... equal to CK , the distance between the parallels through C and D ; and so on for all . Hence the sum of these distances , AH + BI + CK + DL + EM = AG ; which is called the true difference of latitude , or true diff . lat . from A to F ...
... equal to CK , the distance between the parallels through C and D ; and so on for all . Hence the sum of these distances , AH + BI + CK + DL + EM = AG ; which is called the true difference of latitude , or true diff . lat . from A to F ...
Page 9
... equal to the equatorial distance , instead of gradually decreasing as the latitude increases . In other words , FG is increased so as to become equal to VQ . Now , in order that on this chart all points may oc- cupy the same relative ...
... equal to the equatorial distance , instead of gradually decreasing as the latitude increases . In other words , FG is increased so as to become equal to VQ . Now , in order that on this chart all points may oc- cupy the same relative ...
Page 14
... equal ; and the degrees of longitude are reckoned on the parallels of latitude as well as on the equator ; and conse- quently the departure and difference of longitude are equal . In fact , in the right - angled triangle ABC ( fig . 7 ) ...
... equal ; and the degrees of longitude are reckoned on the parallels of latitude as well as on the equator ; and conse- quently the departure and difference of longitude are equal . In fact , in the right - angled triangle ABC ( fig . 7 ) ...
Page 15
... equal to 218 miles ; from the centre A , with the chord of 60 ° , describe the arc mn , which make equal to the rhumb of 3 points ; through An draw the line AC , and from B draw BC perpendicular to AB , and let it be produced till it ...
... equal to 218 miles ; from the centre A , with the chord of 60 ° , describe the arc mn , which make equal to the rhumb of 3 points ; through An draw the line AC , and from B draw BC perpendicular to AB , and let it be produced till it ...
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Common terms and phrases
altitude amount ancient angle appear banks Bonar Bridge British built called canal Captain carried Cawnpore channel chief church coast command commenced compass consists contains course depth difference of latitude distance Dornoch Firth England extends feet fleet Greenwich Greenwich mean guns harbour haversine hour angle island king lake land length longitude Lord low-water Lucknow manufactures mean ment meridian miles mountains native Nautical Almanac naval navigation navy nearly Nelson Nepaul Neuchâtel newspapers Newton Niebuhr Nièvre Nineveh North Norway Nova Scotia observed officers papers parallax period population port principal province published rebels reign right ascension rise river Roman Royal Royal Navy sail sextant ship's ships side square miles tidal tide timber tion tonnage town trade true diff velocity vessels vols whole York Zealand