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Continue to ChatWest Portland Post Office (historical) Map - Multnomah County, OR https://www.yellowmaps.com/usgs/topo.cfm?map=or-1166150-west-portland-post-office-%28historical%29
West Portland Post Office (historical) Map - Multnomah County, OR https://www.yellowmaps.com/usgs/topo.cfm?map=or-1166150-west-portland-post-office-%28historical%29