Ahlmann, Hans Wilhelmsson, 1889- Glaciological research on the North Atlantic coasts / Hans W. Ahl mann. - London : Royal Geographical Society, 1948. - 83 p. : maps., diagrs. ; 25 cm. - R. G. S. research series ; no. 1. . Subjects--Topical Terms: Glaciers ----Arctic regions.---- Dewey Class. No.: 551.31 AHL