 | 1848 - 486 páginas
...determination of the weight of the earth, of the velocity of electricity, and of light; chemical analyses of soils and plants; collection and publication of...subjects. (5.) Historical researches, and accurate surreys of places celebrated in American history. (6.) Ethnological researches, particularly with reference... | |
 | American Association for the Advancement of Science - 1849 - 174 páginas
...determination of the weight of the earth, of the velocity of electricity, and of light ; chemical analyses of soils and plants ; collection and publication of...researches and accurate surveys of places celebrated in American history. (6.) Ethnological researches, particularly with reference to the different races... | |
 | United States. Congress. House - 1849 - 668 páginas
...determination of the weight of the earth, of the velocity of electricity, and of light; chemical analyses of soils and plants; collection and publication of...researches, and accurate surveys of places celebrated in American history. (6.) Ethnological researches, particularly with reference to the different races... | |
 | American Association for the Advancement of Science - 1849 - 694 páginas
...determination of the weight of the earth, of the velocity of electricity, and of light ; chemical analyses of soils and plants ; collection and publication of...researches and accurate surveys of places celebrated in American history. (6.) Ethnological researches, particularly with reference to the different races... | |
 | Smithsonian Institution - 1852 - 438 páginas
...determination of the weight of the earth, of the velocity of electricity, and of light; chemical analyses of soils and plants ; collection and publication of...physical, moral, and political subjects. (5.) Historical rescarches, and accurate surveys of places celebrated in American history. (6.) Ethnological rescarches,... | |
 | Instituut van ingenieurs, The Hague - 1852 - 568 páginas
...of light ; chemical analyses of soils and plants ; collection and publication of scientific facts , accumulated in the offices of Government. (4.) Institution...researches, and accurate surveys of places celebrated in American history. (6.) Ethnological researches, particularly with reference to the different races... | |
 | Smithsonian Institution. Board of Regents - 1854 - 284 páginas
...determination of the weight of the earth, of the velocity of electricity and of light; chemical analyses of soils and plants; collection and publication of...researches, and accurate surveys of places celebrated in American history. (6.) Ethnological researches, particularly with reference to the different races... | |
 | 1854 - 656 páginas
...of electricity and of light; chemical analyses of soils and plants ; collection and publication ol articles of science, accumulated in the offices of...Historical researches, and accurate surveys of places celebratw in American history. (6.) Ethnological researches, particularly with reference to the different... | |
 | Samuel Foster Haven - 1856 - 596 páginas
...determination of the weight of the earth, of the velocity of electricity, and of light; chemical analyses of soils and plants; collection and publication of...statistical- inquiries with reference to physical, moral, arid political subjects. (5.) Historical researches, and accurate surveys of places celebrated in American... | |
 | Smithsonian Institution. Board of Regents - 1858 - 452 páginas
...of light ; chemical analyses of soils and plants ; collection and publication of scientific facts, accumulated in the offices of government. (4.) Institution...researches and accurate surveys of places celebrated in American history. (6.) Ethnological researches, particularly with reference to the different races... | |
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Solution of experimental problems, such as a new determination of the weight of the earth, of the velocity of electricity and of light; chemical analyses of soils and plants; collection and publication of articles of science, accumulated in the offices... 
