This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Map of wedge maryland pennsylvania delaware survey corps of engineers. en Map showing portion of the boundaries of Maryland Pennsylvania Delaware as surveyed in ' under the direction of Lieutenant Colonel Graham Topl Engineers at the request of Key Joshua Eyre Geo Read Riddle commissioners of the respective states nypl org New