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Bentonite and fullers earth resources of the United States /

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Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Hosterman, John W. (John Wallace), 1923-
Format: Government Document Map
Language:English
Published: Reston, VA : The Survey ; 1985.
Series:Mineral investigations resource map ; MR-92.
Subjects:
Bentonite > United States.
Fuller's earth > United States.
Description
Item Description:Includes text, bibliography, and table.
Cartographic material.
Physical Description:1 map ; 69 x 97 cm. on sheet 84 x 132 cm. folded in envelope 31 x 24 cm.