Peat deposits of Minnesota, Bulletin 16, Plate 3
- Author(s):
- Soper, E.K.
- Description:
- Peat Deposits of Koochiching County Minnesota, showing locations of drainage ditches, scale 1 inch = about 4 miles.
- Collection:
- Minnesota Geological Survey
- Place(s):
- Minnesota, United States
- Subject(s):
- Environment and Geoscientific Information
- Year:
- 1919
- Held by:
- Minnesota
- More details at
- https://reflections.mndigital.org/catalog/mgs:982
