Matto Grosso, the Great Brazilian Wilderness
An expedition heads out for the Mato Grosso jungles in Brazil to find and study the tribesmen who live there.
- Year: 1933
- Country: United States of America, Brazil
- Genre: Documentary
- Studio: Principle Pictures
- Keyword:
- Director: John S. Clark Jr, Floyd Crosby, David M. Newell
- Cast: John S. Clark Jr