Nautical charts. Columbia River, Oreg.-Wash., entrance to Harrington Point, surveys to 1936, surveys by U. S. Engineers to Aug. 1937; chart 6151. Scale 1:40,000.
Publication Title:
Columbia River, Oreg.-Wash., entrance to Harrington Point, surveys to 1936, surveys by U. S. Engineers to Aug. 1937; chart 6151. Scale 1:40,000.
Display Title:
Nautical charts. Columbia River, Oreg.-Wash., entrance to Harrington Point, surveys to 1936, surveys by U. S. Engineers to Aug. 1937; chart 6151. Scale 1:40,000.