The Maine Geological Survey provides the people and businesses of Maine with essential geologic information about the land where we live and work.
Note: Many state documents are offered in PDF format. To view PDF documents, you will need the free Adobe Reader. If you need assistance, view our Maine government PDF Help page or contact the contributing Maine State agency via the link on the left sidebar under “Links”.
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Report of the State Geologist, 1951-1952
Joseph M. Trefethen
(Maine Geological Survey), Maine Development Commission, 115 p.
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Report of the State Geologist, 1949-1950
Joseph M. Trefethen
(Maine Geological Survey), Maine Development Commission, 160 p.
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Report of the State Geologist, 1947-1948
Joseph M. Trefethen
(Maine Geological Survey), Maine Development Commission, 109 p.
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Economic geology of some pegmatites in Topsham, Maine
Vincent Everett Shainin
Maine Geological Survey (Maine Development Commission), Bulletin 5, 32 p., illustrations, includes index, geologic map
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Manganese deposits of Aroostook County, Maine
Ralph LeRoy Miller
Maine Geological Survey (Maine Development Commission), Bulletin 4, 77 p., illus. incl. index, geologic maps
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Report of the State Geologist, 1945-1946
Joseph M. Trefethen
(Maine Geological Survey), Maine Development Commission, Augusta, Maine, 97 p.
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Geology of the Katahdin pyrrhotite deposit and vicinity, Piscataquis County, Maine
Ralph LeRoy Miller
Maine Geological Survey (Maine Development Commission), Bulletin 2, 21 p., illus. incl. index, geologic maps
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Report of the State Geologist, 1943-1944
Joseph M. Trefethen
(Maine Geological Survey), Maine Development Commission, 64 p.
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Domestic fuel possibilities of Maine peat
Joseph M. Trefethen and Robert B. Bradford
Maine Geological Survey (Maine Development Commission), Bulletin 1, 47 p., illus. incl. index map
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Report of the State Geologist, 1942-1943
Joseph M. Trefethen
(Maine Geological Survey), Orono, Maine, 36 p.
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State Geologist's report on the geology of Maine, 1930-1932
Joseph C. Twinem and Edward H. Perkins
(Maine Geological Survey), Augusta, Maine, 152 p.
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First annual report on the geology of the State of Maine
Lucius H. Merrill and Edward H. Perkins
(Maine Geological Survey), Augusta, Maine, 90 p.