Statistics for occurrence #1 of “Hildreth” in chapter 6, page 117 of Thomas Wentworth Higginson, Henry Walcott Boynton, Reader's History of American Literature:

...in that day thought eloquent, but now felt to be overstrained and inflated; William H. Prescott, with attractive but colorless style and rather superficial interpretation; Ticknor, dull and accurate; Hildreth , extremely dry; Palfrey, more graceful, but one-sided;
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
† Richard Hildreth 84 4 0 0 0 user votes
Hildreth 42 0 2 0 0 user votes
Israel Hildreth 10 0 2 0 0 user votes
John Hildreth 10 0 0 0 0 user votes
A. E. Hildreth 6 0 0 0 0 user votes
J. A. Hildreth 6 0 0 0 0 user votes
James M. Hildreth 6 0 0 0 0 user votes
Joseph A. Hildreth 6 0 0 0 0 user votes
Martin T. Hildreth 6 0 0 0 0 user votes
C. F. P. Hildreth 5 0 1 0 0 user votes
Sarah Hildreth 5 0 1 0 0 user votes
A. B. F. Hildreth 4 0 0 0 0 user votes
Charles Floyes Hildreth 4 0 0 0 0 user votes
Henry O. Hildreth 4 0 0 0 0 user votes
Joseph S. Hildreth 4 0 0 0 0 user votes
S. P. Hildreth 4 0 0 0 0 user votes
Samuel Prescott Hildreth 4 0 0 0 0 user votes
J. Pierpont. Richard Hildreth 3 0 1 0 0 user votes
C. W. Hildreth 2 0 0 0 0 user votes
D. M. Hildreth 2 0 0 0 0 user votes
Fisher Ames Hildreth 2 0 0 0 0 user votes
Stanley B. Hildreth 2 0 0 0 0 user votes
C. F. T. Hildreth 1 0 1 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.