Statistics for occurrence #1 of “Audubon” in chapter 1, page 540 of Cambridge History of American Literature: volume 3:

... Audubon
, which appeared in that year at Pittsburg, Portsmouth, Middletown, New Haven, Norwich, and Boston, and which went through several ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
John Woodhouse Audubon 14 14 0 0 0 user votes
Audubon 22 0 0 0 0 user votes
John James Audubon 20 2 0 0 0 user votes
Maria R. Audubon 10 10 0 0 0 user votes
J. J. Audubon 4 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.