Statistics for occurrence #1 of “Charles river” in chapter 14 of Historic leaves, volume 5, April, 1906 - January, 1907:

...hich was of brick, was named the Warren school, to be used for both sexes. At this time the following districts were formed:— The Bunker Hill, from Canal bridge to Walker street, and from Charles river to Medford river. The Warren, from Walker street to Austin, Warren, and Cordis streets, and Everett street to Medford river. The Harvard (girls) and Winthrop (boys), all south of this line. ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Charles River (Maine, United States) 0 0 0 0 0 user votes
Charles River (Massachusetts, United States) 0 0 0 0 0 user votes

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