Schwartz, G.M.2010-09-092010-09-091950-02The Conservation Volunteer, January/February 1950https://hdl.handle.net/11299/93737One of a series of articles that appeared between 1947 and 1961 written by staff of the Minnesota Geological Survey and the University of Minnesota.Brief summary of the geology of the Grand Portage State Park-Pigeon Point region, northeastern Minnesota.engeologystate parkMinnesotanortheastern MinnesotaArticle