Statistics for occurrence #1 of “Cromwell” in chapter 9 of Lucius R. Paige, History of Cambridge, Massachusetts, 1630-1877, with a genealogical register:

...subscribed, who for the most part are young persons under family government, and many of them females, and for quality of low estates, but divers personally godly. While the Protectorate of Cromwell continued, Massachusetts was a favored colony, and the inhabitants of Cambridge shared the general benefit of political and ecclesiastical privileges. But his death, and the incompetency of his son...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Oliver Cromwell 668 64 0 0 0 user votes
Cromwell 409 0 11 0 0 user votes
Richard Cromwell 86 0 0 0 0 user votes
Noll Cromwell 20 0 0 0 0 user votes
Elizabeth Cromwell 18 0 0 0 0 user votes
Henry Cromwell 14 0 0 0 0 user votes
Bartlett J. Cromwell 8 0 0 0 0 user votes
H. B. Cromwell 8 0 0 0 0 user votes
J. N. Cromwell 8 0 0 0 0 user votes
S. Cromwell 7 0 1 0 0 user votes
Elisha Cromwell 6 0 2 0 0 user votes
Ruth N. Cromwell 6 0 0 0 0 user votes
Samuel Cromwell 6 0 0 0 0 user votes
Bartlett Jefferson Cromwell 4 0 0 0 0 user votes
Joseph H. Cromwell 4 0 0 0 0 user votes
O. Cromwell 4 0 0 0 0 user votes
W. H. Cromwell 4 0 0 0 0 user votes
B. J. Cromwell 2 0 0 0 0 user votes
Benjamin M. Cromwell 2 0 0 0 0 user votes
Dan Cromwell 2 0 0 0 0 user votes
E. Cromwell 2 0 0 0 0 user votes
J. H. Cromwell 2 0 0 0 0 user votes
Stephen Cromwell 2 0 0 0 0 user votes
James N. Cromwell 1 0 1 0 0 user votes
John N. Cromwell 1 0 1 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.