Category Archives: Historical Maps

The Manufacturing Jobs Score in the States

In the context of extensive discussion of “the jobs score” under Republican and Democratic  presidents, the Keystone Research Center (KRC) and Iowa Policy Project (IPP) today released an analysis of manufacturing jobs growth (or decline) in each state across the … Continue reading

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African-American population, by county, 1850-1990

Color ramp animated map of African-American population by county, 1850-1990. Census data from Minnesota Population Center. National Historical Geographic Information System: Version 2.0. Minneapolis, MN: University of Minnesota 2011.

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African-Americans in Iowa, 1850-1990

African-Americans in Iowa, 1850-1990

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