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Atlas of Historical County Boundaries
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www.thedeadlibrarian.blogspot.com
newberrylibrary
historicalmaps
countyboundaries
research
history
genealogy
shared by
dbloom
on 04 Jul 10
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dbloom
on 04 Jul 10
The Newberry Library in Chicago has created a remarkable tool to visualize county boundary changes over time. The site allows the viewer to use map layers to picture how county boundaries fluctuate.
The Newberry Library in Chicago has created a remarkable tool to visualize county boundary changes over time. The site allows the viewer to use map layers to picture how county boundaries fluctuate.
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