London: Ca. 1780s. Detailed map of Alaska, showing the tracks of Captain James Cook's expeditions through the region in the spring and summer of 1778 and 1779, and showing Cook's River and Prince William's Sound, the northwest coast of America as far as Nootka Sound, the northeast coast of Asia ("part of Asia") and Bherings Strait. From an unidentified work.
Cook and Clerke's tracks follow the US coastline in a northwesterly direction, along the Aleutian islands, exploring Bristol Bay, and then north through the Strait to the Arctic sea.
Modern color. 17 x 10", unfolded. Folds to small 8vo. A bit ruffled along lower edge, not affecting the printed area; period folds, flattened. OCLC 79765690 (3 copies), at the NY Public Library, University of Alaska, and Berkeley. Very good condition. Item #23718