Columbia River

Jim Crow Sands / Pillar Rock- Mt St H 67 miles

Mile 27.0 Both Bank Geologic

Lewis & Clark Event

Camp · November 7, 1805

Source Data

Left bank: Jim Crow Sands

Right bank: Pillar Rock- Mt St H 67 miles

Notes: camp 11/7/1805

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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