Search

You searched for: Resource Type Polygon data Remove constraint Resource Type: Polygon data Time Period 1950-1999 Remove constraint Time Period: 1950-1999

Search Results

1.

Index of USGS 100,000 Scale Quadrangles: Indiana purdue-university

1999. United States Geological Survey. This dataset shows the grid index of USGS 100K quadrangles. Each polygon is attributed with the official USGS quadrangle name and index number. State of Indiana.

2.

Index of USGS 250,000 Scale Quadrangles: Indiana purdue-university

1999. United States Geological Survey. This dataset shows the grid index of USGS 250K quadrangles. Each polygon is attributed with the official USGS quadrangle name and index number. State of Indiana.

3.

Glacial Boundaries [Illinois] Datasets datasets university-of-illinois-urbana-champaign

1998. Illinois State Geological Survey. Glacial boundary lines representing the extent of glaciation for major glacial episodes in Illinois. Data originally from Quaternary Deposits in Il... Illinois State Geological Survey.

4.

Agriculture Census: Indiana purdue-university

1997. United States Geological Survey and Bernardin-Lochmueller & Associates. USGS National Atlas metadata states "This data set portrays the National Agricultural Statistics Service, U.S. Department of Agriculture's 1997 Ce... State of Indiana.

7.
Datasets datasets

Public Land Survey System (PLSS): Sections (Landnet), Wisconsin 1996 Datasets datasets university-of-wisconsin-madison

1996. Wisconsin Department of Natural Resources. This data set is a polygon shapefile representing Public Land Survey System (PLSS) sections. The data are a subset of the Wisconsin DNR's 'Landnet'...

10.

Bedrock Aquifer Systems: Indiana purdue-university

1994. United States Geological Survey (USGS) and Indiana Geological Survey. Four types of bedrock aquifers in 12 water-management basins identified by the Indiana Natural Resources Commission (INRC) in Indiana were identifi... State of Indiana.