This topographic field map depicts point of survey and locations where samples were collected in and around Castle Danager, Minnesota, by geologist John Green. Notes include rock and flow types, as well as a list of localities surveyed by geologist, William C. Farrand. This topographical field map is also noted to be a part of the Coastal Zone M...
Creator:
United States Geological Survey
Contributor:
Green, John C.; Farrand, William C.
Created:
1957
Contributed By:
University of Minnesota Libraries, University Archives.
