Down the Colorado /
Wesley Powell, John.
Down the Colorado / John Wesley Polley. - New York, E.U.A. : Arrowood, 1988. - 168 p. ; 36 cm.
0-88486-011-6
F788 / W48
Down the Colorado / John Wesley Polley. - New York, E.U.A. : Arrowood, 1988. - 168 p. ; 36 cm.
0-88486-011-6
F788 / W48
