 | 1804 - 156 pàgines
...Georgia. It is a small shrub, which flowers early in the spring. This vegetable has long been known ; but it is only within a very few years that it has excited the attention of physicians. THE bark of the root is intensely bitter ; I think more so than... | |
 | 1862 - 670 pàgines
...brilliant experiments by two eminent French chemists, Chevreuil and Gay-Lussac, had so long ago as in 1825 cleared up the whole subject of the composition of...effected on a large scale ; but it is only within a veryfew years that it has been found possible to practice these methods economically, and separate... | |
 | American Society of Mechanical Engineers - 1885 - 984 pàgines
...that occurs in the lubricants, in the lubricating surfaces, or in the method of handling them ; and it is only within a very few years that it has been discovered that the laws of friction, as formerly enunciated, were entirely wrong as applied to lubricated... | |
 | 1889 - 430 pàgines
...the sea-weeds, the algas, and the fungi, and have thus helped to a knowledge of the biology of water. But it is only within a very few years that it has been thought either possible or necessary to count or study the smallest of all the forms of life, the "germs,"... | |
 | 1894 - 822 pàgines
...institutions.] THE ECONOMIC JOURNAL JUNE, 1894 RESULTS OF THE RETAIL LIQUOR TRAFFIC WITHOUT PRIVATE PROFITS IT is only within a very few years that it has been possible to form an accurate judgment upon the real merits of the so-called Gothenburg system of controlling... | |
 | 1894 - 784 pàgines
...institutions.] THE ECONOMIC JOURNAL JUNE, 1894 RESULTS OF THE RETAIL LIQUOR TRAFFIC WITHOUT PRIVATE PROFITS IT is only within a very few years that it has been possible to form an accurate judgment upon the real merits of the so-called Gothenburg system of controlling... | |
 | Amory Prescott Folwell - 1899 - 614 pàgines
...purification, including softening of hard waters, and removing iron in solution by aeration; and distillation. It is only within a very few years that it has been realized that a method of purification which was adapted to one water might not be adapted to another.... | |
 | Amory Prescott Folwell - 1899 - 614 pàgines
...purification, including softening of hard waters, and removing iron in solution by aeration; and distillation. It is only within a very few years that it has been realized that a method of purification which was adapted to one water might not be adapted to another.... | |
 | Lloyd Library and Museum - 1900 - 420 pàgines
...Georgia. It is a small shrub, which flowers early in the spring. This vegetable has long been known ; but it is only within a very few years that it has excited the attention of physicians. THE bark of the root is intensely bitter ; I think more so than... | |
 | Benjamin Smith Barton - 1900 - 592 pàgines
...Georgia. It is a small shrub, which flowers early in the spring. This vegetable has long been known ; but it is only within a very few years that it has excited the attention of physicians. THE bark of the root is intensely bitter ; I think more so than... | |
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Others have studied the water-weeds, the sea-weeds, the algae, and the fungi, and have thus helped to a knowledge of the biology of water. But it is only within a very few years that it has been thought either possible or necessary to count or study the... 
