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Summary
| Description |
English: Statewide boundaries for United States congressional districts in Illinois, 1983- 1992. Chicago area is map focus. |
| Date | |
| Source | US Department of the Interior, public data retrieved from http://cdmaps.polisci.ucla.edu |
| Author | Authors: 1) All GIS data presented in this project was originally collected and published by the United States Department of the Interior. 2) US district GIS shapefile data created in association with the UCLA by Jeffrey B. Lewis, Brandon DeVine, Lincoln Pitcher, and Kenneth C. Martis. (2013) Digital Boundary Definitions of United States Congressional Districts, 1789-2012. 3) Data was rendered using ArcGIS® software by Esri. 4) File developed for use on Wikipedia and elsewhere by 7partparadigm. |
Licensing
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This image or media file contains material based on a work of a United States Department of the Interior employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the Department of the Interior copyright policy for more information. |  |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:15, 8 December 2014 |  | 1,224 × 750 (1.01 MB) | 7partparadigm | User created page with UploadWizard |
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