Statistics for occurrence #1 of “Cambridgeport” in chapter 17, page 89 of Historic leaves, volume 2, April, 1903 - January, 1904:

... hastened his return to Cambridge before them with a company of his own, and with a drove of sheep for the suffering patriots of Boston. He was stationed by General Ward, the commander-in-chief, at Cambridgeport , nearest Boston, and at a most exposed and important point in the siege of that city, and the hardy yeomanry of Massachusetts, Connecticut, New Hampshire, and Rhode Island straightway came rushing in...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Cambridgeport (Massachusetts, United States) 506 4 20 0 0 user votes
Cambridgeport (Vermont, 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.