Nature, Volume 72 |
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Page 3
In his " Introduction to Comparative Psychology ( 1894 ) , Dr. Lloyd Morgan told the story of his dog's attempts to bring a hooked walking stick through a narrow gap in a fence . The dog " tried " all possible methods of pulling the ...
In his " Introduction to Comparative Psychology ( 1894 ) , Dr. Lloyd Morgan told the story of his dog's attempts to bring a hooked walking stick through a narrow gap in a fence . The dog " tried " all possible methods of pulling the ...
Page 10
In order to obtain a photographic record of the sun in monochromatic light , a fixed photographic plate is held by means of a wooden support as close to the secondary slit as possible ( Fig . 2 ) . In this way , as the primary slit ...
In order to obtain a photographic record of the sun in monochromatic light , a fixed photographic plate is held by means of a wooden support as close to the secondary slit as possible ( Fig . 2 ) . In this way , as the primary slit ...
Page 13
To avoid too much duplication of work beyond what is absolutely necessary , steps should be taken as soon as possible to subdivide the labour . The past vear has seen the formation of a re- presentative body to undertake such a scheme ...
To avoid too much duplication of work beyond what is absolutely necessary , steps should be taken as soon as possible to subdivide the labour . The past vear has seen the formation of a re- presentative body to undertake such a scheme ...
Page 31
While it may not be possible to say that there is not an increasing amount of metals , such as iron , towards the centre of the earth , it is , I think , clear that there is no distinctively iron nucleus ; for the existence of such a ...
While it may not be possible to say that there is not an increasing amount of metals , such as iron , towards the centre of the earth , it is , I think , clear that there is no distinctively iron nucleus ; for the existence of such a ...
Page 41
Some at least of the amber is presumed to be the product of sequoias , but it is possible that a species of Pinus , and perhaps a representative of the Austro- Malayan genus Dammara , may have contributed to its production .
Some at least of the amber is presumed to be the product of sequoias , but it is possible that a species of Pinus , and perhaps a representative of the Austro- Malayan genus Dammara , may have contributed to its production .
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