Old river /

Shows aerial views of a river, a close-up of boulders on a dry river bed, and a panorama of the effects of erosion. Diagrams explain the development of an old river from a young stream. Also shows how waterfalls erode away their beds.

Bibliographic Details

Format:	Video
Language:	English
Language Notes:	In English.
Published:	Washington, D.C. : United States. Department of the Interior, 1901.
Series:	American History in Video
Subjects:	Erosion > United States. Érosion > États-Unis. Erosion United States Documentaries and Factual Films Streaming videos. documentary film. Documentary films Documentary films. Documentaires.
Online Access:	Connect to this streaming video (Alexander Street Press)