Charles M. Russell, Lewis and Clark on the Lower Columbia, 1905, opaque and transparent watercolor, Amon Carter Museum of American Art.

Charles M. Russell, Lewis and Clark on the Lower Columbia, 1905, opaque and transparent watercolor, Amon Carter Museum of American Art.

Charles M. Russell, Lewis and Clark on the Lower Columbia, 1905, opaque and transparent watercolor, Amon Carter Museum of American Art.

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