Search Constraints

You searched for: Creator Hopkins, Thomas Cramer, 1861-1935 Remove constraint Creator: Hopkins, Thomas Cramer, 1861-1935 Publisher Indiana. Department of Geology and Natural Resources Remove constraint Publisher: Indiana. Department of Geology and Natural Resources

Search Results

  • Sketch map of Indiana, showing relative location of the sandstone area
  • Geological map of the sandstone region of western Indiana (Attica sheet) : to accompany the report on the sandstones of western Indiana by T.C. Hopkins, assistant geologist, in the annual report of the Department of Geology and Natural Resources of Indiana for 1895
  • Geological map of the sandstone region of western Indiana (Brazil sheet) : to accompany the report on the sandstones of western Indiana by T.C. Hopkins, assistant geologist, in the annual report of the Department of Geology and Natural Resources of Indiana for 1895