Circular to accompany collections illustrating rock-weathering and soil formation which have been prepared by Department of Geology, U.S. National Museum.

Bibliographic Details
Corporate Author: United States National Museum
Format: Government Document eBook
Language:English
Published: [Place of publication not identified] : U.S. Government Printing Office, 1928.
Subjects:
Online Access:Connect to the full text of this electronic document

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