Tag dot density

More Dot Density Maps

By popular demand, I’m attaching dot density maps for more Virginia cities plus a new statewide map…enjoy: Virginia 2010 Fredericksburg City 2010 Richmond-Pertersburg Metro Area 2010 Martinsville 2010 Lynchburg City 2010 Harrisonburg City 2010 Staunton-Waynesboro 2010 Roanoke-Salem 2010 Plus the ones…

Animating historical county boundaries and census data

Among those of us who love old maps, the good people at the Atlas of Historical County Boundaries project have digitized and uploaded historical information on the shape of American counties.  With this data one can animate how America’s political boundaries have changed…