Astoria, Columbia RiverAgate, Alfred T., 1812-1846, artist[1845?]engA low angle aerial view of Astoria, Oregon, showing the Fort and the mouth of the Columbia River.Relief shown pictorially.Coordinates not present on map and are approximated.Appears in: Narrative of the United States Exploring Expedition (Philadelphia: Lea & Blanchard. 1845); v. 5, facing page 113.