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Historical Use Maps

You can display historical use maps overlays from the Historical button at the top of the map.

  • When requested, the following options are available:
    • Certified Sanborn Maps (Abbreviations are available by clicking the key.)
    • Historical Aerial Photos
    • Historical Topo Maps
  • You may select a year of coverage from the menu.
    (Some aerials that have not been georeferenced will appear in a separate window.)
  • The vertical slide bar located next to the list of years enables you to adjust image opacity.
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