Bedrock Geologic Map of the Windham Quadrangle, Rockingham and Hillsborough Counties, New Hampshire: General description

Online link https://geo-nsdi.er.usgs.gov/metadata/open-file/99-8/metadata.faq.html
Description The bedrock geology of the 7.5-minute Windham quadrangle, New Hampshire consists of deformed early Paleozoic crystalline metamorphic and intrusive igneous rocks intruded by Mesozoic igneous dikes. The geologic data was mapped during the summer of 1998 at
Originators Walsh, Gregory J. and Clark, Stewart F., Jr.
Publication U.S. Geological Survey Open-File Report 99-8

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