
Columbia River shoreline dynamics and a complex estuarine network define this mid-century look at Clatsop County. The tidal landscape of Cathlamet Bay is punctuated by numerous named islands, including Karlson Island, Marsh Island, and Woody Island, many showing levees and drainage patterns typical of early riverfront development. Transport and logistics are anchored by the Spokane Portland and Seattle railroad corridor, which links small riverside communities like Knappa and Svensen to the wider region.
90 named features on this map. Tap any name to fly to it.
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3 editions found
1919 · Astoria
USGS Topo · 1:62,500
1938 · Fort Columbia
USGS Topo · 1:62,500
1939 · Astoria
USGS Topo · 1:62,500
1939 · Saddle Mountain
USGS Topo · 1:62,500
1940 · Svensen
USGS Topo · 1:62,500
1940 · Brookfield
USGS Topo · 1:62,500
1940 · Cape Falcon
USGS Topo · 1:62,500
1941 · Keasey
USGS Topo · 1:62,500
1941 · Skamokawa
USGS Topo · 1:62,500
1941 · Cathlamet
USGS Topo · 1:62,500