Griffin, John R.
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PrintJohn R. Griffin worked as assistant to Robert Neuman (U.S. Geological Survey) while studying the bedrock geology of northern Maine, 1963.
Neuman, Robert B. (1967). Bedrock Geology of the Shin Pond and Stacyville Quadrangles Penobscot County, Maine. Geological Survey Professional Paper 524-1. United States Government Printing Office, Washington D. C. Retrieved from http://pubs.usgs.gov/pp/0524i/report.pdf
Neuman, Robert B., 1920-: Assistant to
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