Columbia River

Crims Island / Cliffs

Mile 55.5 Both Bank Geologic

Source Data

Left bank: Crims Island

Right bank: Cliffs

Notes: USS Sperry 6/13/1967

Memorial Contribution Documented by Robert Heacock (1957–2025), from Wind Hard from the West: The Lewis and Clark Expedition on the Snake and Columbia Rivers (2015), used by permission of his family.

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