Quick view Compare Powell, John Wesley; Exploration of the Colorado River of the West and its Tributaries. Explored in 1869, 1870, 1871, and 1872, Under Direction of the Secretary of the Smithsonian Institution. 1st edition, GPO, Washington, 1875. New Sale Price: Was: Now: $1,800.00 Add to Cart
Quick view Compare Ives, Joseph C.; Report Upon the Colorado River of the West; under the direction of the office of explorations and surveys, A. A Humphreys, Captain Topographical engineers, in charge by order of the Secretary of War. 1861 New Sale Price: Was: Now: $2,300.00 Add to Cart
Quick view Compare Powell, John Wesley; Exploration of the Colorado River of the West and Its Tributaries Explored in 1869, 1870, 1871, and 1872. GPO, 1875 New Sale Price: Was: Now: $1,800.00 Add to Cart