Statistics for occurrence #1 of “Hudson River” in chapter 14 of Benson J. Lossing, Pictorial Field Book of the Civil War. Volume 1.:

...ersey was also aroused. Burlington, Trenton, Princeton, Brunswick, Rahway, Elizabethtown, Newark, and Jersey City, through which we passed, were alive with enthusiasm. And when we had crossed the Hudson River , and entered the great city of New York, with its almost a million of inhabitants, it seemed as if we were in a vast military camp. The streets were swarming with soldiers. Among the stately tre...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Hudson River (Maryland, United States) 106 2 0 0 0 user votes
Hudson River (United States) 290 0 0 0 0 user votes
Hudson River (Florida, United States) 20 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.