"Nordpol." . . "North Pole Discovery and exploration." . . "Pôle Nord - Découverte et exploration." . . "Arktis." . . "Arktis" . "Földrajzi felfedezések Északi-sarkvidék 1818-1909." . . "Geschichte." . . "Entdeckung." . . "North Pole." . . "NORTH POLE." . "Geschichte 1818-1909." . . "Geschichte 1818-1909" . "North Pole." . . "North Pole" . "Régions arctiques" . . "Arctic Ocean" . . "Northwest Passage." . . "1818-1909" . . "Arctique" . . "Regions àrtiques Descobriment i exploracions." . . "Északnyugati átjáró útleírás 1818-1909." . . "Pôle Nord." . . "Pôle Nord" . "Régions arctiques - Découverte et exploration." . . "Nord-Ouest, Passage du - Découverte et exploration." . . "Northwest Passage" . . "Northwest Passage." . "Northwest passage Discovery and exploration." . . "Northwest Passage Discovery and exploration." . "Northwest passage - Discovery and exploration." . "Arctic regions" . . "Entdeckungsreise." . . "Nordwestpassage." . . "Passage du Nord-Ouest" . . . . . . . . . "Arctic grail : the quest for the North West Passage and the North Pole, 1818-1909" . . "The Arctic grail : the quest for the North West Passage and the North Pole, 1818-1909"@en . "The Arctic grail : the quest for the North West Passage and the North Pole, 1818-1909" . . . . . . . . . . . . "The Artic Grail"@en . . . "The Artic grail : the quest for the North West Passage and the North Pole, 1818-1909" . . "The Arctic grail : the quest for the North-West Passage and the North Pole, 1818-1909" . . . "The Artic grail"@en . . "The Arctic grail the quest for the North West passage and the North Pole, 1818-1909" . . . . "History"@en . . . . . . . . . . . "The Arctic grail the quest for the North West Passage and the North Pole : 1818-1909" . . "Examines the nineteenth century quest for the Northwest Passage linking the Atlantic and the Pacific, and the North Pole." . . . "The Arctic grail : the quest for the Northwest Passage and the North Pole 1818-1909"@en . . . . . . . "The Arctic grail" . . . "Quest for the North West Passage and the North Pole, 1818-1909"@en . "Quest for the North West Passage and the North Pole, 1818-1909" . . . . "Electronic books"@en . . "The Arctic Grail"@en . "The Arctic grail : the quest for the Northwest Passage and the North Pole, 1818-1909"@en . . . . . . . . "The Arctic grail : the quest for the North West Passage and the North Pole, 1818 - 1909" . . . . . "History of exploration. Includes a chronology (p.637-40) and a bibliography (p.41-60) which includes unpublished manuscripts as well as published sources."@en . . . . . . . . . . "The Arctic grail the quest for the North West Passage and the North Pole, 1818-1909"@en . . . "Quest for the NW Passage and the N. Pole 1918-1909"@en . . "Juvenile works" . . . . "The Artic grail : the quest for the Northwest passage and the North Pole, 1818-1909" . . "The Arctic grail the quest for the North-West passage and the north pole" . . . . "ARTIC REGIONS- Discovery & exploration." . . "NORTHWEST PASSAGE Discovery & exploration." . . "Arctic regions Discovery and exploration." . . "Arctic regions - Discovery and exploration." . "ekspeditioner." . . "ekspeditioner" . "Nord-Ouest, Passage du." . . "Nord-Ouest, Passage du" . . . "Expedition." . .