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Maine Geological Survey. A 42" x 57", a color wall map showing the bedrock geology of Maine. Ages of rocks in color, lithologies differentiated by patterns, inset map of tectonic features, map of metamorphic zones, correlation chart, and extensive reference list.
Maine Geological Survey
Bedrock Geology Maps (regional); Geologic Maps of the State of Maine
Osberg, Philip H., Hussey, Arthur M., II, and Boone, Gary M. (editors), 1985, Bedrock geologic map of Maine: Maine Geological Survey, 1 plate, correlation chart, tectonic inset map, metamorphic inset map, color geologic map, cross sections, scale 1:500,000. Maine Geological Survey Maps. 23. http://digitalmaine.com/mgs_maps/23
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