Thiel, George A.2010-09-092010-09-091949-10The Conservation Volunteer, September/October 1949https://hdl.handle.net/11299/93735One 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 Minneopa State Park, near Mankato, Minnesota.engeologystate parkMinnesotaMinneopa CreekArticle