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Historical atlas of the Pacific Northwestmaps of exploration and discovery British Columbia Washington Oregon Alaska YukonBookद्वारा Hayes, Derek, 1947-
प्रकाशित 1999 -
द्वारा Hunsaker, Joyce Badgley
प्रकाशित 2001 -
द्वारा Warren, James R., 1925-
प्रकाशित 2000