Publisher
- Hammond2
- Historic Urban Plans2
- Indiana Dept. of Transportation2
- Indiana Univ. Physical Plant2
- Indiana University, Indiana Geological Survey2
- Indiana University?2
- J.H. Colton2
- Joint Highway Research Project, Purdue University2
- Matthews-Northrup2
- National Map Co.2
- The Company2
- The Dept.2
- United States Department of Agriculture, Soil Conservation Service2
- United States Geological Survey2
- United States, Department of the Interior, Geological Survey2
- Геологическое управление УССР2
- НКВД2
- A. Zeese & Co.1
- A.C. Wagner Company1
- A.F. Knotts1