Canyons du coloradode John Wesley Powell, Marc De gouvenainEdiciones (1)Canyons du colorado (1999)ACTES SUD · ISBN 9782742703326Más 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
