Statistics for occurrence #1 of “John Jay” in chapter 15 of Edward L. Pierce, Memoir and letters of Charles Sumner: volume 3:

... John Jay
Sumner took his seat at the beginning of the session, Dec. 5, 1859 (the first session of the Thirty-sixth Congress), the Se...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
John Jay 558 64 4 0 0 user votes
John Jay Crittenden 70 0 2 0 0 user votes
John Jay Chapman 12 0 2 0 0 user votes
John Jay Knox 2 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.