The clays of the United States east of the Mississippi river /

Bibliographic Details
Main Author: Ries, Heinrich, 1871-1951
Format: Government Document Book
Language:English
Published: Washington : Govt. print. off, 1903.
Series:United States. Geological Survey. Professional paper ; no. 11. Series A, Economic geology, 21; B, Descriptive geology, 24.
Subjects:

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