ScienceJohn Michels (Journalist) 1935 |
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Page 31
... natural selection . BIRD SANCTUARIES IN NEW YORK CITY THE Park Department of New York City has under consideration a plan presented by the National Asso- ciation of Audubon Societies for preserving the re- maining natural wild - life ...
... natural selection . BIRD SANCTUARIES IN NEW YORK CITY THE Park Department of New York City has under consideration a plan presented by the National Asso- ciation of Audubon Societies for preserving the re- maining natural wild - life ...
Page 110
... natural resources against human resources and the rights of the present generation against the rights of future generations . It necessitates , moreover , the harmonizing of the procedures and objectives of conservation with the ...
... natural resources against human resources and the rights of the present generation against the rights of future generations . It necessitates , moreover , the harmonizing of the procedures and objectives of conservation with the ...
Page 449
... natural history of disease is modified profoundly in all these particulars by climatic conditions . Climate is one factor in geography . In the words of the Cen- tury Dictionary , geography is the " science of the description of the ...
... natural history of disease is modified profoundly in all these particulars by climatic conditions . Climate is one factor in geography . In the words of the Cen- tury Dictionary , geography is the " science of the description of the ...
Contents
LOUDERBACK G D Age of the Earth 51 | 1 |
Microphotographs R L IVES 445 | 12 |
Pipettes Broken B N SINGH and P B MATHUR 626 | 13 |
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