WORK OF RIVERS Part 3
Description
Shows the effects of wind and water erosion on the geography and topsoil of the land. Illustrates the effects of erosion with views of waterfalls, rivers, surf beating on a beach, brooks and streams flowing through forests, flooded plains, the St. Lawrence River, mountain ranges, and Niagara Falls.
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Records of the Office of the Secretary of the Interior
Series
Motion Picture Film Documentation of the Diverse Activities of the Department of the Interior
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