Statistics for occurrence #1 of “Potomac river” in chapter 1.38, section c.1.38.140 of Southern Historical Society Papers, Volume 25.:

...d land. The date of the paper was 1640, and was the first paper of naturalization ever granted in America. There is in connection with this a singular coincidence. On the Virginia side of the Potomac river , opposite the Semmes property, are some high cliffs, which are called to this day the Normandy Cliffs, and French Normandy, as every one knows is noted for its cliffs on the seashore. A peculiar fa...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Potomac River (United States) 286 2 0 0 0 user votes
Potomac River (Maryland, United States) 2 0 0 0 0 user votes
Potomac River (Maryland, United States) 2 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.