Statistics for occurrence #1 of “Mystic river” in chapter 1 of Historic leaves, volume 3, April, 1904 - January, 1905:

...shed, soft bits of characteristic New England scenery, cut clear as cameos, lingered caressingly on his vision. A large amount of lumber was being used during this period by the ship-yards on the Mystic river , and nearly all of it being rafted down the canal. By the regulations, these rafts could not be larger than seventy-five feet by nine and one-half feet; but a number of rafts could be banded togeth...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Mystic River (Massachusetts, United States) 226 1 24 1 0 user votes
Mystic River (Connecticut, United States) 34 0 0 0 0 user votes
Mystic River (Massachusetts, United States) 18 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.