| |
Problems of polar research : a series of papers by thirty-one authors | Bok | q998/999 P New York, 1928. - 1 bl. V, 479 s. (American Geographical Society. Special publications : 7) | | 1928 |
| |
The geography of the polar regions : consisting of A general characterization of polar nature | Bok | q998/999 N Nordenskjöld, Otto / - N.Y., 1928. - vii, 359 s. (American Geographical Society. Special publications : 8) - Språk: Engelsk | Nordenskjöld, Otto | 1928 |