Statistics for occurrence #1 of “James River” in chapter 41 of Admiral David D. Porter, The Naval History of the Civil War.:

... While I believe we never will require armored vessels to meet those of the enemy, I think it imprudent to withdraw them. At least two such vessels, in my judgment, should be kept in the upper James River . They stand a constant threat to the enemy and prevent them from taking the offensive. There is no disguising the fact that if the enemy should take the offensive on the water, although we should...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
James River (United States) 4 0 0 0 0 user votes
James River (Australia) 0 0 0 0 0 user votes
James River (Texas, United States) 0 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.