E. L. (Ellsworth Leonardson) Kolb
Through the Grand Canyon from Wyoming to Mexico
E. L. (Ellsworth Leonardson) Kolb · 2004
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Grand Canyon (Ariz.)Kolb, E. L. (Ellsworth Leonardson), 1876- -- Travel -- Arizona -- Grand CanyonBoats and boating -- Colorado River (Colo.-Mexico)Boats and boating -- Green River (Wyo.-Utah)