Statistics for occurrence #1 of “James River” in chapter 57 of Admiral David D. Porter, The Naval History of the Civil War.:

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Assembling of the naval vessels in Hampton Roads and on the James River . operations of the armies around Richmond. President Lincoln visits City Point. the memorable council on board the River Queen. decision of the council. the terms of surrender offered to General...
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.