The New Encyclopaedia Britannica, Volume 6Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 30
... present mode ; that is to say , the geomagnetic field during the period also can be represented approximately by that of the present geomagnetic dipole . The moment of the geomagnetic dipole has changed slowly during the pe- riod ...
... present mode ; that is to say , the geomagnetic field during the period also can be represented approximately by that of the present geomagnetic dipole . The moment of the geomagnetic dipole has changed slowly during the pe- riod ...
Page 210
... present - day underdeveloped coun- tries is much lower than in the developed countries in their preindustrialization phase ( with the exception of Japan ) . Second , the present - day underdeveloped coun- tries have large population ...
... present - day underdeveloped coun- tries is much lower than in the developed countries in their preindustrialization phase ( with the exception of Japan ) . Second , the present - day underdeveloped coun- tries have large population ...
Page 710
... present material in solution . Some of the material , especially sodium chlo- ride , is of course cyclical , being circulated from the oceans to the land as aerosols and incorporated in ma- rine sedimentary rocks and ultimately in large ...
... present material in solution . Some of the material , especially sodium chlo- ride , is of course cyclical , being circulated from the oceans to the land as aerosols and incorporated in ma- rine sedimentary rocks and ultimately in large ...
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19th century Africa agriculture America Azande Basin British Byzantine capital Catholic central centre changes Chinese Christian Constantinople continental continued core crinoids crust cubic centimetre cultural density depth Earth earthquakes East African Eastern echinoderms eclipse economic economists ecosystem Ecuador ecumenical equations Europe export feet forecasting fossil geoid geological geomagnetic geosyncline German gravity groups holothurians important income increase Indian industry investment isostasy Kenya kilometres labour Lake Lake Victoria land magnetic field major mantle ment metres miles modern Mombasa Monophysite Moon mountains movement nomic North northern ocean organization Orthodox Church output Paleozoic patriarch percent peridotite period planning political population Precambrian production region River rocks Russian sector seismic slope social society solar South Soviet species structure surface Tanzania temperature theory tion trade traditional tube feet Uganda underdeveloped countries United waves West Western