ScienceJohn Michels (Journalist) 1943 |
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Стр. 15
... United States texts . Texts in English from the United States are not used because the texts are too expensive ; the 5 to 1 ratio of exchange , with Mexico for example , makes an imported text there cost 25 pesos that costs 5 dollars in ...
... United States texts . Texts in English from the United States are not used because the texts are too expensive ; the 5 to 1 ratio of exchange , with Mexico for example , makes an imported text there cost 25 pesos that costs 5 dollars in ...
Стр. 108
... United States and solves the vexatious problem , among others , of how to handle the hundreds of islands off the coasts of Maine and Florida . Finally , as facts that Mr. Osborn failed to note , not only does Map I , " Limits of the United ...
... United States and solves the vexatious problem , among others , of how to handle the hundreds of islands off the coasts of Maine and Florida . Finally , as facts that Mr. Osborn failed to note , not only does Map I , " Limits of the United ...
Стр. 460
... United States as a producer of crude oil is shown by Fig . 7. The data indicate that prior to the war we supplied some 63 per cent . of the world's petroleum requirements . At present the figure is higher . Although considerable crude ...
... United States as a producer of crude oil is shown by Fig . 7. The data indicate that prior to the war we supplied some 63 per cent . of the world's petroleum requirements . At present the figure is higher . Although considerable crude ...
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4 | 1 |
Timing Device for Speakers N A WEBER 116 | 14 |
GUNDERSON F L WaterSoluble Vitamins 277 | 19 |
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Academy of Sciences active Agriculture ALEŠ HRDLIČKA American amino acids animals anthocyanin appointed Army assistant Association autoclaved awarded Biol biological blood Board Branch British Bureau cells cent chairman Chem Chemical chemistry clinical College color Committee Company concentration culture cytosine diet director diseases drug effect engineering enzyme established experiments field fish fisheries flavone folic acid geology glyoxal growth hexylresorcinol Hospital industry inhibition Institute interest investigations Jour Journal laboratory liver material mathematics Medical School ment method Museum National natural obtained Office organization penicillin pepsin physics plant plasma present president problems production professor propamidine protein rats recent RECENT DEATHS riboflavin School of Medicine scientific scientists Section serum Smithsonian Institution Building Society solution Station sulfonamide technical thiouracil tion tissue tropical United University uracil virus vitamins War Production Board Washington wildlife xanthopterin York