Columbia River. Columbia River, Oreg.-Wash., entrance to Harrington Point, topography by Coast and Geodetic Survey in 1935-37, hydrography by Coast and Geodetic Survey in 1935-37, supplemented by surveys in channels by U. S. Engineers to 1938; chart 6151. Scale 1:40,000.
Publication Title:
Columbia River. Columbia River, Oreg.-Wash., entrance to Harrington Point, topography by Coast and Geodetic Survey in 1935-37, hydrography by Coast and Geodetic Survey in 1935-37, supplemented by surveys in channels by U. S. Engineers to 1938; chart 6151. Scale 1:40,000.
Display Title:
Columbia River. Columbia River, Oreg.-Wash., entrance to Harrington Point, topography by Coast and Geodetic Survey in 1935-37, hydrography by Coast and Geodetic Survey in 1935-37, supplemented by surveys in channels by U. S. Engineers to 1938; chart 6151. Scale 1:40,000.