 | 1869 - 774 pages
...one of the essential constituents. Traces of this metal had previously been found in animals—for example, in oysters, to the cost of those who partook...apparently its doing them either good or harm. But in the Turaco the existence of the red colouring matter which belongs to their normal plumage is dependent... | |
 | 1869 - 558 pages
...colouringmatter is in fact a natural organic compound of which copper is one of the essential constituents. Traces of this metal had previously been found in...from copper mines assimilated a portion of the copper s*lt, without apparently its doing them either good or harm. Bat in the Turaco the existence of the... | |
 | 1869 - 774 pages
...matter is, in fact, a natural organic compound, of which copper is one of the essential constituents. Traces of this metal had previously been found in...the mouths of streams which came down from copper mince assimilated a portion of the copper salt, without apparently its doing them either good or harm.... | |
 | 1869 - 516 pages
...matter is in fact a natural organic compound of which copper is one of the essential constituents. Traces of this metal had previously been found in...the copper was merely accidental ; thus oysters that live near the mouths of streams which came down from copper-mines, assimilated a portion of the copper... | |
 | British Association for the Advancement of Science - 1870 - 844 pages
...colouring-matter is in fact a natural organic compound of which copper is one of the essential constituents. Traces of this metal had previously been found in...lived near the mouths of streams which came down from copper-mines assimilated a portion of the copper salt, without apparently its doing them either good... | |
 | Charles W. Vincent, James Mason - 1870 - 326 pages
...matter is in fact a natural organic compound, of which copper is one of the essential constituents. Traces' of this metal had previously been found in...partook of them. But in these cases the presence of copper was merely accidental. Thus oysters that lived near the mouths of streams which came down from... | |
 | Charles W. Vincent, James Mason - 1870 - 314 pages
...matter is in fact a natural organic compound, of which copper is one of the essential constituents. Traces of this metal had previously been found in...partook of them. But in these cases the presence of copper was merely accidental. Thus oysters that lived near the mouths of streams which came down from... | |
 | 1870 - 388 pages
...matter is, in fact, a natural organic compound, of which copper is one of the essential constituents. Traces of this metal had previously been found in...cost of those who partook of them; but in these cases > presence of the copper wfu merely accidental ; thus, oysters lived near the mouths of strcams which... | |
 | British Association for the Advancement of Science - 1870 - 836 pages
...colouring-matter is in fact a natural organic compound of which copper is one of the essential constituents. Traces of this metal had previously been found in animals, for example, in O3'sters, to the cost of those who partook of thorn. But in these cases the presence of the copper... | |
 | 1871 - 386 pages
...matter is, in fact, a natural organic compound, of which copper is one of the essential constituents. Traces of this metal had previously been 'found in...streams which came down from copper mines assimilated a portico of the copper salt without apparently its doing them either good or harm. But, In the turaco,... | |
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The colouring matter is, in fact, a natural organic compound, of which copper is one of the essential constituents. Traces of this metal had previously been found in animals — for example, in oysters, to the cost of those who partook of them. But in... 
