Statistics for occurrence #1 of “Red river” in chapter 6 of James D. Porter, Confederate Military History, a library of Confederate States Military History: Volume 7.1, Tennessee:

...etached and ordered down the Mississippi on a steam ferryboat armed with two field pieces, to watch the movements of the gunboat Queen of the West, which had passed our batteries. They proceeded up Red river and captured the gunboat. Then an expedition was fitted out under Maj. J. L. Brent, and the men of the Thirty-ninth assisted in manning the Queen of the West and steamer Webb. Ascending the river...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Red River (Texas, United States) 1,406 2 4 0 0 user votes
Red River (Texas, United States) 6 0 0 0 0 user votes
Red River (Alabama, United States) 0 0 0 0 0 user votes
Red River (Alaska, United States) 0 0 0 0 0 user votes
Red River (Alaska, United States) 0 0 0 0 0 user votes
Red River (Alaska, United States) 0 0 0 0 0 user votes
Red River (Georgia, United States) 0 0 0 0 0 user votes
Red River (Idaho, United States) 0 0 0 0 0 user votes
Red River (Illinois, United States) 0 0 0 0 0 user votes
Red River (Louisiana, United States) 0 0 0 0 0 user votes
Red River (Louisiana, United States) 0 0 0 0 0 user votes
Red River (Louisiana, United States) 0 0 0 0 0 user votes
Red River (Maine, United States) 0 0 0 0 0 user votes
Red River (Massachusetts, United States) 0 0 0 0 0 user votes
Red River (Mississippi, United States) 0 0 0 0 0 user votes
Red River (Montana, United States) 0 0 0 0 0 user votes
Red River (New Mexico, United States) 0 0 0 0 0 user votes
Red River (New Mexico, United States) 0 0 0 0 0 user votes
Red River (New York, United States) 0 0 0 0 0 user votes
Red River (Ohio, United States) 0 0 0 0 0 user votes
Red River (Oregon, United States) 0 0 0 0 0 user votes
Red River (Tennessee, United States) 0 0 0 0 0 user votes
Red River (United States) 0 0 0 0 0 user votes
Red River (Wisconsin, 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.