Dahl, Kai R. The "Teddy" expedition : among the ice floes of Greenland / by Kai R. Dahl; translated by Grace Isabel Colbron. - New York ; London : D. Appleton and Company, 1925. - xvii, 288 pages : frontispiece, ill. (map) plates, portraits ; 21 cm. Subjects--Geographic Terms: Greenland--Description and travel