Stum-ma-nu - A Flathead Boy by J. T. Bowen Lithography Company, active 1834 - 1844?, Thomas L. McKenney and James Hall's History of the Indian Tribes of North America, 3 vols., Philadelphia, Unknown, active Alfred M. Hoffy, Stumanu, ? - 1839, Frederick W. Greenough, active c. 1838 — VisualArtsDB

Stum-ma-nu - A Flathead Boy by J. T. Bowen Lithography Company, active 1834 - 1844?, Thomas L. McKenney and James Hall's History of the Indian Tribes of North America, 3 vols., Philadelphia, Unknown, active Alfred M. Hoffy, Stumanu, ? - 1839, Frederick W. Greenough, active c. 1838 — VisualArtsDB