Trails of the pathfinders - Grinnell, George Bird, 1849-1938.; ebrary, Inc. (Scituate, Mass. : Digital Scanning, 2001)
"As published in 1911."
Originally published: Trails of the pathfinders. New York: C. Scribner's Sons, 1911.
Electronic reproduction.
Keywords: Pioneers -- United States; West (U.S.) -- Description and travel; West (U.S.) -- History; Northwest, Canadian -- Description and travel; Electronic books