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Historic Map Works Library Edition: GPS Mapfinder

Historic Map Works™ Library Edition is one of the most extensive digital map collections available, with over 1.5 million high-resolution, full color historic maps.

GPS Mapfinder

The GPS Mapfinder tab 

  • Utilizing latitude and longitude coordinates, a list of maps containing the coordinates are returned. Example: Latitude: 36.578268  Longitude: -118.293424 will retrieve three maps related to area where Mt. Whitney in CA, the highest peak in the contiguous U.S., is found. (Note: Do not add cardinal directions, such as N, S, E, or W, to the numerical location.)

Maps are currently available for the following states: California, Connecticut, Massachusetts, Maryland, Maine, Minnesota, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, and Vermont.


If you search for a Latitude/Longitude location in a state that is not represented, the 1875 U.S. Map by Comstock & Cline will display as the sole result.