Statistics for occurrence #1 of “William Spencer” in chapter 4 of Lucius R. Paige, History of Cambridge, Massachusetts, 1630-1877, with a genealogical register:

... William Spencer
The New Town selected as fit for a fortified place. General agreement to erect houses. several Assistants fail to do so....
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
William Spencer 68 56 0 0 0 user votes
Rev William Spencer 6 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.