Statistics for occurrence #1 of “United States” in alphabetic letter O, entry group 2, entry orton-edward of Harper's Encyclopedia of United States History:

... United States
Geologist; born in Deposit, N. Y., March 9, 1829; graduated at Hamilton College in 1848; State geologist of Ohio since 1869;...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
United States (United States) 100,886 16,340 0 0 0 user votes
United States (New Mexico, United States) 6 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.