A newer version of this project is available. See below for other available versions.
New Area- and Population-based Geographic Crosswalks for U.S. Counties and Congressional Districts, 1790-2020
Principal Investigator(s): View help for Principal Investigator(s) Andreas Ferrara, University of Pittsburgh; Patrick A. Testa, Tulane University; Liyang Zhou, University of Pittsburgh
Version: View help for Version V3
| Name | File Type | Size | Last Modified |
|---|---|---|---|
| County-CD-centroid-lat-lon | 02/09/2022 01:26:PM | ||
| CountyToCD-DOA | 02/09/2022 01:27:PM | ||
| CountyToCD-DOC | 02/09/2022 01:28:PM | ||
| CountyToCD-nearest | 02/09/2022 01:29:PM | ||
| CountyToCounty | 02/09/2022 01:24:PM |
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To view the citation for the overall project, see http://doi.org/10.3886/E150101V3.
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