Statistics for occurrence #1 of “Potomac River” in chapter 1 of Rebellion Record: a Diary of American Events: Documents and Narratives, Volume 11.:

...h were expected to meet us on our arrival at Falmouth, could have been readily moved overland in time for our purposes in perfect safety, as they would all the time have been between our army and the Potomac River , and had they started from Washington at the promised time they would have certainly reached Stafford Court House as soon as the advance of General Franklin's grand division, and from that point they...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Potomac River (United States) 286 0 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.