Arctic expedition, 1926-1931. CU of telegram describing an abandonned attempt to reach Melville Peninsula because of impenetrable ice, signed by Mackenzie and inscribed Ottawa, August 25. Two shots of SS Beothic in heavy packed ice (0:33). POINT OF VIEW SHOTs from bow of ship slowly moving through heavy ice in Barrow Strait (0:22). MLS of female polar bear with two cubs. [Titles interspersed]