Statistics for occurrence #1 of “Watertown” in chapter 1, page 1 of Historic leaves, volume 8, April, 1909 - January, 1910:

...y are without doubt of the same family as that from which Gregory and Simon Stone descended. The latter were emigrants to this country in 1635–'36, and left their mark on the early history of Watertown and Cambridge, where they settled. Their descendants for two generations, at least, were prominent in public affairs. With the increase of population and the advent of new families, any given nam...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Watertown (Massachusetts, United States) 1,523 22 31 2 0 user votes
Watertown (New York, United States) 31 0 9 0 0 user votes
Watertown (Wisconsin, United States) 13 0 1 0 0 user votes
Watertown (Connecticut, United States) 2 0 2 0 0 user votes
Watertown (Tennessee, United States) 1 0 1 0 0 user votes
Watertown (Colorado, United States) 0 0 0 0 0 user votes
Watertown (Florida, United States) 0 0 0 0 0 user votes
Watertown (Illinois, United States) 0 0 0 0 0 user votes
Watertown (Michigan, United States) 0 0 0 0 0 user votes
Watertown (Minnesota, United States) 0 0 0 0 0 user votes
Watertown (Nevada, United States) 0 0 0 0 0 user votes
Watertown (Ohio, United States) 0 0 0 0 0 user votes
Watertown (South Dakota, United States) 0 0 0 0 0 user votes
Watertown (Tennessee, 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.