Laut, A. C. (1904). Pathfinders of the West: Being the Thrilling Story of the Adventures of the Men who Discovered the Great Northwest: Radisson, La Vérendrye, Lewis, and Clark (p. xxv, 380 p. : ill.; 20 cm). New York : The Macmillan company; London : Macmillan & co., ltd., 1904.
