Slave Population Density Overlaying Sherman's March through the Carolina's

TO USE THE MAP: 
The arrows in the top right provide a menu to navigate between two tabs: 
    - Map Details: Provides context about the map and its layers
    - Layers: Provides a list of each individual map as well as a layer for slave population
Use the check mark next to each layer to show/hide each layer
Use the +/- symbols to zoom in/out respectively 
Click on individual counties to see the name and percentage of slave population

Interactive Map