FFirst through the Grand CanyonFirst through the Grand Canyonde John Wesley PowellContains primary source material.MateriasDiscovery and explorationEdiciones (1)First through the Grand Canyon (1928)Macmillan · inglésMás obras de John Wesley PowellCCanyons of the ColoradoCanyons of the ColoradoDDown the ColoradoDown the ColoradoTThe exploration of the Colorado RiverThe exploration of the Colorado River
EExploration of the Colorado River of the west and its tributExploration of the Colorado River of the west and its tributaries
