The Encyclopedia Americana: The International Reference Work, Volume 7Americana Corporation, 1960 - Encyclopedias and dictionaries |
From inside the book
Results 1-3 of 15
Page 144
... anthracite . Geologists tell us that 1 foot of bituminous coal required 20 feet of original plant life to form it . Miners frequently find fossil forms of the ferns , coral , shellfish , snails , insects , and broken tree trunks of the ...
... anthracite . Geologists tell us that 1 foot of bituminous coal required 20 feet of original plant life to form it . Miners frequently find fossil forms of the ferns , coral , shellfish , snails , insects , and broken tree trunks of the ...
Page 149
The International Reference Work. Table 3 - WORLD PRODUCTION OF BITUMINOUS , ANTHRACITE , AND LIGNITE , 1951-19561 ( in thousands of metric tons ) West Germany ( including pech coal ) 120,593 Great Britain : Bituminous and anthracite ...
The International Reference Work. Table 3 - WORLD PRODUCTION OF BITUMINOUS , ANTHRACITE , AND LIGNITE , 1951-19561 ( in thousands of metric tons ) West Germany ( including pech coal ) 120,593 Great Britain : Bituminous and anthracite ...
Page 150
... anthracite Belgian Congo : Bituminous and anthracite French Morocco : Anthracite Mozambique : Bituminous Nigeria : Bituminous Southern Rhodesia : Bituminous Tunisia : Lignite Union of South Africa : Bituminous Oceania : 247 269 295 302 ...
... anthracite Belgian Congo : Bituminous and anthracite French Morocco : Anthracite Mozambique : Bituminous Nigeria : Bituminous Southern Rhodesia : Bituminous Tunisia : Lignite Union of South Africa : Bituminous Oceania : 247 269 295 302 ...
Other editions - View all
Common terms and phrases
19th century agricultural altitude American anthocyanins anthracite army Battle became Bituminous bituminous coal blue Bogotá British called cent century Church Clark clay Cleveland climate Club coal coast cobalt Cochinchina coeducational coelacanths coffee coins coke College colloidal Colombia colonies color Colorado Columbia Columbus comet comic books commerce Confederate Congress County seat Department East elected England English established federal feet forces France French Germany Henry History important Indian industry Island John June known land later latitudes Lignite London manufacturing ment miles mines North Ocean Ohio operation organized oven Paris period plants president railroad region River Roman served ship South Southern species square miles temperature theater tion tons town trade transportation Union United University Valle del Cauca vessels William World War II yellow York