Title
M-187 Surficial geology of the Duluth quadrangle, St. Louis County, Minnesota
Publisher
Minnesota Geological Survey
Suggested Citation
Hobbs, H.C..
(2009).
M-187 Surficial geology of the Duluth quadrangle, St. Louis County, Minnesota.
Minnesota Geological Survey.
Retrieved from the University of Minnesota Digital Conservancy,
https://hdl.handle.net/11299/58230.