Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 84American Philosophical Society, 1941 |
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Сторінка 71
... existence of heritable variations , of popu- lation pressure , of a struggle for existence and the consequent survival of the fit or better adapted . A number of philosophers and naturalists recognized the validity of one or more of ...
... existence of heritable variations , of popu- lation pressure , of a struggle for existence and the consequent survival of the fit or better adapted . A number of philosophers and naturalists recognized the validity of one or more of ...
Сторінка 112
... existence by August Pyrimus De Candolle is somewhat of an anti - climax . The passage , however , was quoted by Sir Charles Lyell and it obviously influenced Charles Darwin himself . It occurs in De Candolle's Physiologie Végétal ...
... existence by August Pyrimus De Candolle is somewhat of an anti - climax . The passage , however , was quoted by Sir Charles Lyell and it obviously influenced Charles Darwin himself . It occurs in De Candolle's Physiologie Végétal ...
Сторінка 387
... existence of the large plaza in front of the present building might support such an hypothesis . While the entrance wall of the church had no doors leading into the aisles , either one or three doors led into the nave . The transept ...
... existence of the large plaza in front of the present building might support such an hypothesis . While the entrance wall of the church had no doors leading into the aisles , either one or three doors led into the nave . The transept ...
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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