Columbia River

Spring Gulch / Yellepit Pond ascent

Mile 311.0 Both Bank

Lewis & Clark Event

Lunch · April 27, 1806

Source Data

Left bank: Spring Gulch

Right bank: Yellepit Pond ascent

Notes: Lunch 4/27/1806

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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