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You searched for: Date Created 1898 Remove constraint Date Created: 1898 Publisher Indiana. Department of Geology and Natural Resources Remove constraint Publisher: Indiana. Department of Geology and Natural Resources Subject Topical Subject: IGS Annual Reports Remove constraint Subject: Topical Subject: IGS Annual Reports

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  • Township 6 South, Range 3 West
  • Geological map of Lake and Porter counties
  • Geological map of western Franklin County and adjacent Decatur County, showing the boundary between the upper and lower Silurian rocks
  • Map of the Indiana Natural Gas Field to accompany the Sixth Annual Report of the State Supervisor of Natural Gas
  • Map (in part) of Brazil Block Coal Co.'s mine no. 8
  • Geological map of Fayette County, showing the boundary between the upper and lower Silurian rocks