Search Constraints
You searched for:
Author
Cao, Changyong
Remove constraint Author: Cao, Changyong
Access
Restricted
Remove constraint Access: Restricted
Place
Delaware
Remove constraint Place: Delaware
Place
Illinois
Remove constraint Place: Illinois
Place
Virginia
Remove constraint Place: Virginia
Year
1810
Remove constraint Year: 1810
1 entry found
Search Results
1. Historical United States County Boundaries, 1810
1810. Earle, Carville, Heppen, John, Louisiana State University (Baton Rouge, La.). Department of Geography and Anthropology., Otterstrom, Samuel, and Cao, Changyong. This polygon shapefile contains county boundaries for the United States in 1810. Attributes include county and state names as well as FIPS identifi... Geoscience Publications.