Columbia River

T-6 Container Dock / Mathews Point – TW barge

Mile 102.5 Both Bank Geologic

Source Data

Left bank: T-6 Container Dock

Right bank: Mathews Point - TW barge

Notes: 4 mtns

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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