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Portland 1° x 2° NTMS Area, Maine and New Hampshire: Data Release, Plate 1-9

Description: Supplementary data containing a geologic-tectonic map of the Portland Quadrangle, in addition to mineral occurrences, sample site locations, and elemental distribution data to accompany a report on hydrogeochemical and stream sediment reconnaissance in Maine and New Hampshire.
Date: February 1979
Creator: Koller, G. R.
Partner: UNT Libraries Government Documents Department