The Encyclopedia Americana, Volume 7Grolier, 1992 - Encyclopedias and dictionaries |
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Page 5
... World and pick up the chronological thread where we dropped it , about the beginning of the Christian era . The next major landmark in the history of the Old World's civilizations was the simultaneous disruption of the Han empire in ...
... World and pick up the chronological thread where we dropped it , about the beginning of the Christian era . The next major landmark in the history of the Old World's civilizations was the simultaneous disruption of the Han empire in ...
Page 136
WORLD COAL RESERVES COAL : 4. Coal Mining and Production COAL MINING PROCEDURES. Uses of Various Coals . Although all ... World Coal Resources Coal is by far the most abundant fossil fuel , both in the United States and in the world . The ...
WORLD COAL RESERVES COAL : 4. Coal Mining and Production COAL MINING PROCEDURES. Uses of Various Coals . Although all ... World Coal Resources Coal is by far the most abundant fossil fuel , both in the United States and in the world . The ...
Page 620
... world has increased , and with it man's capabilities for exploiting and changing the environment , conservation has become in- creasingly necessary . Unless man plans for the future and ends practices that harm the environ- ment , our ...
... world has increased , and with it man's capabilities for exploiting and changing the environment , conservation has become in- creasingly necessary . Unless man plans for the future and ends practices that harm the environ- ment , our ...
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19th century Africa American Atlantic cod became Bogotá born Britain British church civil Clark Clay Cleisthenes Cleveland climate clocks cloture cloud clubs coal coal tar Coast Guard coeducation coffee coinage coins coke College Colombia colonies color Colorado Columbia Columbus comets comic Cominform commercial common cold common law Commonwealth COMMONWEALTH OF NATIONS Communist countries courts died early East economic elected Empire England English established Europe European federal France French important India Indian industry institutions Island known land later latitudes major ment meters miles montmorillonite mountain Museum National North Ocean organization party period plant political Population president produced region River Roman served social South southern Soviet Soviet Union species temperature tion trade treaty Union United University usually West western World World War II York