Statistics for occurrence #1 of “Potomac river” in chapter 7 of Heros von Borcke, Memoirs of the Confederate War for Independence:

...rters of General Lee in the town, and in this ride he was accompanied by his Staff. Leesburg, the county seat of Loudoun, is a town or village of about 4000 inhabitants, some four miles from the Potomac river , and, as might be readily supposed from its proximity to the border, was alternately in the possession of the Yankees and the Confederates, having undergone a change of masters several times during t...
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.