Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 84American Philosophical Society, 1941 |
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Сторінка 108
... occur among the first few and scattered inhabitants of the middle regions of Africa some one would be better fitted than the others to bear the diseases of the country . This race would consequently multiply , while the others would ...
... occur among the first few and scattered inhabitants of the middle regions of Africa some one would be better fitted than the others to bear the diseases of the country . This race would consequently multiply , while the others would ...
Сторінка 299
... occur in the earth's atmosphere at heights 60 to 1,000 km . The spectrograph has revealed that the light is radiation from the usual atmospheric constituents , oxygen and nitrogen , which have been excited in a special manner ...
... occur in the earth's atmosphere at heights 60 to 1,000 km . The spectrograph has revealed that the light is radiation from the usual atmospheric constituents , oxygen and nitrogen , which have been excited in a special manner ...
Сторінка 554
... occur for quite a range of metronome rates other than the original Such other metronome rates are , in short , believed by the dog to be equivalent to the original one . And , it may be noted in passing that further experiments can be ...
... occur for quite a range of metronome rates other than the original Such other metronome rates are , in short , believed by the dog to be equivalent to the original one . And , it may be noted in passing that further experiments can be ...
Зміст
Theoretical Synthesis of Supernova Spectra FRED | 1 |
July 30 1941 No | 5 |
Production of Secondary Electrons by Electrons of Energy | 33 |
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