Darrah, William Culp.
Powell of the colorado / William Culp Darrah. - Princeton : Princeton University Press, c 1951. - 426 p. ; 24 cm.
Includes index.
29 29
Colorado River--North America.
920 / P871d
Powell of the colorado / William Culp Darrah. - Princeton : Princeton University Press, c 1951. - 426 p. ; 24 cm.
Includes index.
29 29
Colorado River--North America.
920 / P871d