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

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1.

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.

2.
Datasets datasets

Aldermanic Districts City of Milwaukee, Wisconsin 1992 Datasets datasets university-of-wisconsin-madison

1992. City of Milwaukee. This data represents aldermanic districts in the City of Milwaukee, Wisconsin in 1992. This is an archived copy of the data held at UW-Madison. For... UW-Madison Robinson Map Library.

3.
Datasets datasets

Backshore Condition, Wisconsin 1976 Datasets datasets university-of-wisconsin-madison

1976. Association of State Floodplain Managers (ASFPM). These inventories are from the research of David Mickelson, Senior Scientist and Emeritus Professor at the University of Wisconsin. The Shoreline I...

4.
Datasets datasets

Beach Protection, Wisconsin 1976 Datasets datasets university-of-wisconsin-madison

1976. Association of State Floodplain Managers (ASFPM). These inventories are from the research of David Mickelson, Senior Scientist and Emeritus Professor at the University of Wisconsin. The Shoreline I...

5.

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.

6.

Bedrock Geology - Geologic Units [Illinois] Datasets datasets university-of-illinois-urbana-champaign

1967. Illinois State Geological Survey. Distribution and extent of the bedrock geologic units within Illinois. Data originally from the Geologic Map of Illinois (1967) by Willman and et. ... Illinois State Geological Survey.

7.
Datasets datasets

Congressional Districts: Minnesota, 1994 Datasets datasets university-of-minnesota

1994. Minnesota Legislative Commission. This is a polygon data set for the 1994 Congressional Districts. This database of Congressional District Boundares was developed from U.S. Census ... State of Minnnesota.

8.

Driftless Areas [Illinois] university-of-illinois-urbana-champaign

1994. Illinois State Geological Survey. Driftless areas in Illinois. These areas are analogous to areas of the state where the bedrock surface is not buried by glacial drift. Data origina... Illinois State Geological Survey.

9.
Datasets datasets

ESI PDF Maps, Lake Superior 1994 Datasets datasets university-of-wisconsin-madison

1994. National Oceanic and Atmospheric Administration (NOAA). This data set comprises the Environmental Sensitivity Index (ESI) maps for the shoreline of Lake Superior. ESI data characterize coastal environmen...

10.

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.