Historic Canal Routes: Indiana
1830-1870. Bernardin-Lochmueller & Associates. Data depicts the locations of three historic canals in Indiana, the Wabash-Erie Canal, White Water Canal and the Central Canal. These canals were c...
Historic County Boundaries and Total Population: United States, 1800
1800. Minnesota Population Center. This boundary file contains historic county boundaries for which the U.S. Census Bureau tabulated data and was produced by the Minnesota Population...
Historic County Boundaries and Total Population: United States, 1810
1810. Minnesota Population Center. This boundary file contains historic county boundaries for which the U.S. Census Bureau tabulated data and was produced by the Minnesota Population...
Historic County Boundaries and Total Population: United States, 1820
1820. Minnesota Population Center. This boundary file contains historic county boundaries for which the U.S. Census Bureau tabulated data and was produced by the Minnesota Population...
Historic County Boundaries and Total Population: United States, 1830
1830. Minnesota Population Center. This boundary file contains historic county boundaries for which the U.S. Census Bureau tabulated data and was produced by the Minnesota Population...
Historic County Boundaries and Total Population: United States, 1840
1840. Minnesota Population Center. This boundary file contains historic county boundaries for which the U.S. Census Bureau tabulated data and was produced by the Minnesota Population...
Michigan Circa 1800 Presettlement Vegetation Cover: Michigan
1800. Michigan Department of Natural Resources. The Circa 1800 Presettlement Vegetation Cover was digitized from the original General Land Office surveyor notes.
Twin Cities Historical Surface Waters Based on Original Public Land Survey Maps, 1848 - 1858
1848-1858. Graves, Richard, Strong, Richard, Mattke, Ryan, Kne, Len, Shepard, Coleman, and Kernik, Melinda. These shapefiles of lakes, streams, wetlands, river bottoms, and the Mississippi River represent the hydrological landscape of Minneapolis and St. ...
