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| NON posseduto | |
| Autore principale: | Kupffer, Adolf Theodor von, 1799-1865.
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| Titolo: | Account of the Russian Steppes : with geognostical observations made in a journey to the environs of Mont Elbroux, in the Caucasus, undertaken in 1829 by order of the Emperor of Russia / by M. Kupffer. |
| In: |  Edinburgh journal of science Vol. 5 (1831), p. 126-141 |
| 000000172476 |
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