The New Encyclopaedia Britannica: Macropaedia: knowledge in depth. 19 vEncyclopaedia Britannica, Incorporated, 1981 - Encyclopedias and dictionaries |
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Page 303
... increased sig- nificantly in Lakes Erie , Michigan , and Ontario . Chloride concentrations have increased almost four times over levels reported in 1900 , and limited data for Lake Erie indicate that nitrogen concentrations increased ...
... increased sig- nificantly in Lakes Erie , Michigan , and Ontario . Chloride concentrations have increased almost four times over levels reported in 1900 , and limited data for Lake Erie indicate that nitrogen concentrations increased ...
Page 492
... increased the mobility of all artillery . During the latter years of the interwar period , consider- able progress was made in all major countries in the de- sign of anti - aircraft guns , and this progress was greatly accelerated ...
... increased the mobility of all artillery . During the latter years of the interwar period , consider- able progress was made in all major countries in the de- sign of anti - aircraft guns , and this progress was greatly accelerated ...
Page 1080
... increased excretion of calcium despite the in- creased resorption . Other actions of the hormone , less easy to relate to its well - defined influence upon calcium metabolism , include a regulatory influence upon the level of magnesium ...
... increased excretion of calcium despite the in- creased resorption . Other actions of the hormone , less easy to relate to its well - defined influence upon calcium metabolism , include a regulatory influence upon the level of magnesium ...
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animals areas army Austria basins Bavaria became Berlin BIBLIOGRAPHY British central centre century Christian church cities clubs colour cultural Democrats deposits dialects early East eastern economic El Greco elected electors Emperor empire English Europe Federal force France Frederick French Frisian German Germany's germfree geyser Ghana glacial glacier glass Gnostic Goethe gold golf grammar grasslands gravitational graywackes Greece Greek Habsburg Icelandic imperial important industry Italy king known Lake land language later major mass ment metres modern mountain Netherlandic North Old Frisian Old Norse origin painting Party percent period player Pleistocene political population princes produced Proto-Germanic Proto-Indo-European Prussia reform regions Reich Republic Rhine river rock Roman Saxony social soil sources Soviet species surface temperature territorial tion traditional trans U.S. Open United valley vowels West Germany western