Illinois State Geological Survey Historic Images Collection Photograph 1775 St. Louis County MN
Dates
Dataset Reference Date
2017-11-16
Summary
Photograph Subject: Glacial striae on diabase sill along shore of Lake Superior at 22nd Ave E., Duluth, Minn. County: St. Louis State: MN Author: Leighton, M. M. Volume: 1701 Format: Print Ref ID: 1775
Summary
Photograph Subject: Glacial striae on diabase sill along shore of Lake Superior at 22nd Ave E., Duluth, Minn. County: St. Louis State: MN Author: Leighton, M. M. Volume: 1701 Format: Print Ref ID: 1775