Statistics for occurrence #1 of “John Hart” in alphabetic letter pos=21, entry group 2, entry united-states-of-america-new-jersey of Harper's Encyclopedia of United States History:

... John Hart
One of the middle Atlantic States of the United States of America, lies between lat. 38° 56′ and 41° 21′ N....
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
John Hart 115 15 5 1 0 user votes
John Harties Brown 6 0 0 0 0 user votes
John Hartshorn 6 0 0 0 0 user votes
John Hartung 6 0 0 0 0 user votes
John Harty 6 0 0 0 0 user votes
John Hartwell Butler 4 0 0 0 0 user votes
John Hartzell 4 0 0 0 0 user votes
John Hartman 2 0 0 0 0 user votes
John Hartness 2 0 0 0 0 user votes
John Hartnett 2 0 0 0 0 user votes
John Harton 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.