Charts. Portland, Oreg. Port of Portland, including Vancouver, Oreg.-Wash., surveys by Port of Portland to 1925, surveys by U. S. Engineers to 1924 and other sources; chart 6155. Scale 1:20,000.
Publication Title:
Portland, Oreg. Port of Portland, including Vancouver, Oreg.-Wash., surveys by Port of Portland to 1925, surveys by U. S. Engineers to 1924 and other sources; chart 6155. Scale 1:20,000.
Display Title:
Charts. Portland, Oreg. Port of Portland, including Vancouver, Oreg.-Wash., surveys by Port of Portland to 1925, surveys by U. S. Engineers to 1924 and other sources; chart 6155. Scale 1:20,000.
Corporate Agency Authors:
Coast and Geodetic Survey and Agriculture Department