Schoolcraft, H. R., & Mason, P. P. (1993). Schoolcraft's expedition to lake itasca: The discovery of the source of the Mississippi. Michigan State University Press.

Schoolcraft, Henry Rowe, and Philip P. Mason. Schoolcraft's Expedition to Lake Itasca: The Discovery of the Source of the Mississippi. East Lansing: Michigan State University Press, 1993.

Schoolcraft, Henry Rowe, and Philip P. Mason. Schoolcraft's Expedition to Lake Itasca: The Discovery of the Source of the Mississippi. Michigan State University Press, 1993.