Manganese deposits of Aroostook County, Maine
By: Prepared in cooperation with the Geological Survey of the United States Department of the Interior.
Contributors: Geological Survey (U.S.)
Series: Maine. State Geologist. Bulletin 4.
Publisher: State Geologist and Maine Development Commission
Published: 1947
Place of publication: [Augusta]
Language: eng
Number of pages: 77
Subjects: Manganese ores -- Maine -- Aroostook County.
Notes: Bibliographical footnotes.
At head of title : Maine Geological Survey.