Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 68American Philosophical Society, 1929 |
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... less than thirty thousand years , which is less than one tenth , possibly less than one twentieth of his existence . And they demon- strate that before this both physically and mentally he was , as we progress backward , less and less ...
... less than thirty thousand years , which is less than one tenth , possibly less than one twentieth of his existence . And they demon- strate that before this both physically and mentally he was , as we progress backward , less and less ...
Сторінка 5
... less ape - like precursor to the highest type of man and woman of today . In addition to this is noticed a gradually growing conquest of the environ- ment . Cold , heat , storm , famine , the marsh , forest , mountain , the sea , the ...
... less ape - like precursor to the highest type of man and woman of today . In addition to this is noticed a gradually growing conquest of the environ- ment . Cold , heat , storm , famine , the marsh , forest , mountain , the sea , the ...
Сторінка 120
... less attention to Philadelphia commerce than is now being given by the Reading Railway . In a sim- ilar but less intensive manner some of the business men in Baltimore question the advisability of allowing the Baltimore and Ohio to ...
... less attention to Philadelphia commerce than is now being given by the Reading Railway . In a sim- ilar but less intensive manner some of the business men in Baltimore question the advisability of allowing the Baltimore and Ohio to ...
Зміст
Mans Future in the Light of His Past and Present By ALEŠ | 1 |
The Vegetation of the Screes or Talus Slopes of Western North | 13 |
Saxifraga Tolmiei Torr Gray a screecoverer | 20 |
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Загальні терміни та фрази
104 SOUTH FIFTH AMERICAN PHILOSOPHICAL SOCIETY amoeba Anax junius animals apple Babur Bābur's body botanical Bradbury Bradbury's Campos do Jordão carnivores cell division cell number changes chemical compounds Congress consolidation container Corixids death discovery disease ductless glands effect ether waves exuvia fact forest frequency genes genetics gravitation growth by increase growth factors growth in length gudermannian heat human hyperbolic angle hyps increase in cell influence instar interest Interstate Commerce Commission Jefferson larva larvæ lead Liverpool living Louis Mayfly Mayfly larvæ mean sealevel ment mitosis moults mountain Mousterian Nannothemis bella nature normal observed organism oxidation Oxyaena Palaeonictis paper Philadelphia photographs plate potential prehistory present protoplasm radians railroad Read April result root Rousseau savannas scree scree plants Serra short line silicate skeleton slide species specimen stimulated sulfhydryl talus tion tissue trees tuberculosis tumors vegetation