Fonds consists chiefly of material relating to the Canadian Arctic Expedition, 1913-1918, led by Vilhjalmur Stefansson. Includes correspondence, biological reports and official journals kept by F. Johansen, chiefly on hydrography and entomology, as a member of the Southern Party of the expedition. Also includes correspondence, biological reports and diaries relating to F. Johansen's field research in Hudson and James Bays, June 1920 - October 1920; scientific reports and species lists resulting from other field expeditions by F. Johansen and others, 1897-1926; and transcriptions of articles and personal narratives of scientific explorers, chiefly on hydrography, geology and meteorology, ca.1804 to the early 1900s.