compiled and distributed by the Commission of Public Docks. Includes "Index to port facilities--Portland Harbor." Inset: Key map, Portland to the sea, showing ship channel, Columbia & Willamette Rivers. Oriented with north toward upper left. Shows Commission of Public Docks properties, private shipyards and dry docks, lumber mills, railroads, and street car lines. "Supplementary to annual report for fiscal year ended November 30, 1920" -- from panel title. Also shows shipyards and railways of Vancouver, Washington.
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