ScienceJohn Michels (Journalist) 1944 |
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Стр. 267
... increase in the amount of produce raised unless it happens to coincide with an improvement in the arts of ... increase in size of the objective of a refractor was accompanied by less than a proportionate increase of power . The same law ...
... increase in the amount of produce raised unless it happens to coincide with an improvement in the arts of ... increase in size of the objective of a refractor was accompanied by less than a proportionate increase of power . The same law ...
Стр. 501
... increase in the U. S. of 629,000,000 bushels of corn last year . During the present war emergency with the added demands for increased production , consider the great significance of such an increase . The Bureau of Agricultural Eco ...
... increase in the U. S. of 629,000,000 bushels of corn last year . During the present war emergency with the added demands for increased production , consider the great significance of such an increase . The Bureau of Agricultural Eco ...
Стр.
... increased amounts , particularly from Bolivia and from local reserves . The new process , in which low- grade ores may be used , will undoubtedly increase the use of local minerals . ORGANIC CHEMICALS FROM COAL ORGANIC chemicals , now ...
... increased amounts , particularly from Bolivia and from local reserves . The new process , in which low- grade ores may be used , will undoubtedly increase the use of local minerals . ORGANIC CHEMICALS FROM COAL ORGANIC chemicals , now ...
Содержание
VOL | 1 |
A Longevity of the Eminent 345 | 20 |
Royal Observatory Greenwich 165 Standards Association American | 32 |
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