Statistics for occurrence #1 of “Rockingham” in chapter 3 of George Bancroft, History of the United States from the Discovery of the American Continent, Vol. 6, 10th edition.:

... Pitt will see none but persons whose imagination he has subjugated, whose premature advancement is due to his choice, whose expectations of permanent fortune rest on him alone. Of the friends of Rockingham , Lord John Cavendish set the example of refusing to serve under Grafton; but he insisted to Conway that acts of civility would satisfy the heads of his party. At this suggestion, Pitt, on the twent...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Rockingham 392 82 2 0 0 user votes
Richard Rockingham 2 0 2 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.