Glacial geologic history in the area of the Greenwood Lake, Isabella and Cramer quadrangles. Text and map.
Hobbs, H.C.; Friedman, A.L.; Fenelon, J.M.; Stark, J.R..
Surficial geologic map of the Greenwood Lake, Isabella, and Cramer quadrangles.
Minnesota Geological Survey.
Retrieved from the University of Minnesota Digital Conservancy,
Content distributed via the University of Minnesota's Digital Conservancy may be subject to additional license and use restrictions applied by the depositor.