E. L. (Ellsworth Leonardson) Kolb
Through the Grand Canyon from Wyoming to Mexico
E. L. (Ellsworth Leonardson) Kolb · 2004
ספרייה ציבורית, Project Gutenberg. בלי הרשמה.
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)