Charts. Umpqua River, Oreg., entrance bar to Reedsport, surveys to 1928, additional topography from other sources, surveys by U. S. Engineers to June 1936; chart 6604. Scale 1:20,000.
Publication Title:
Umpqua River, Oreg., entrance bar to Reedsport, surveys to 1928, additional topography from other sources, surveys by U. S. Engineers to June 1936; chart 6604. Scale 1:20,000.
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Charts. Umpqua River, Oreg., entrance bar to Reedsport, surveys to 1928, additional topography from other sources, surveys by U. S. Engineers to June 1936; chart 6604. Scale 1:20,000.