Philosophical MagazineTaylor & Francis, 1807 - Physics |
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Page 37
... known species of cin- chona , and those most generally employed in medicine ; but there are many other species which are confounded with them , the several varieties of which are perhaps regarded as different species . These varieties ...
... known species of cin- chona , and those most generally employed in medicine ; but there are many other species which are confounded with them , the several varieties of which are perhaps regarded as different species . These varieties ...
Page 140
... known Vegetable Substances . Does there exist in the vegetable kingdom any immediate principle to which we may refer the latter ? Should we class it among the resins , as hitherto done ? It is true , that for- merly chemists and ...
... known Vegetable Substances . Does there exist in the vegetable kingdom any immediate principle to which we may refer the latter ? Should we class it among the resins , as hitherto done ? It is true , that for- merly chemists and ...
Page 355
... known , that it is the common practice of mathematicians to use a well known theorem without its demonstration . Secondly , if what is called a demonstration contains any one step that " is vague and loose , " it is no demonstration at ...
... known , that it is the common practice of mathematicians to use a well known theorem without its demonstration . Secondly , if what is called a demonstration contains any one step that " is vague and loose , " it is no demonstration at ...
Contents
CONTENTS | 3 |
Account of the Success of the American Expedition | 13 |
Description of a Compound Gasometer for Purposes | 34 |
Copyright | |
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afterwards alkali angle animal antient appeared ascertain bark barytes bodies carbonic acid chemical cinchona Cloudy coal coffee colour common contained crystals degree dissolved distilled water effect electricity employed equal evaporation experiments extract Fair fluid formed gallic acid Galvanic glass gold grains green heat hydrogen hygrometer inches infusion inoculation instrument intervals iron JEROME DE LALANDE JOHN FAREY laminæ lava less leucites light lime liquor major thirds manner matter means memoir ments metallic method mixture muriatic acid nature negative nitrate nitric acid object observations obtained opinion oxygen phænomena pieces plates pole potash precipitate present principle produced proportion quantity rays remarkable resinous respect Royal salt schorls similar small-pox Society soda solution species stance substance sulphate sulphuric acid surface tannin taste tion tooth tube turnsole vaccination vegetable vessels violet volcanoes wire yellow