Statistics for occurrence #1 of “Oregon” in entry united-states-of-america-oregon of Harper's Encyclopedia of United States History:

...on, of the British navy, ascends the Columbia River about 100 miles to the region of the cascades......October–November, 1792 By purchase, the United States acquires the claims of France to Oregon ......April 30, 1803 Lewis and Clarke United States government expedition descends the Columbia to its mouth, where it arrives......Nov. 5, 1805 Captain Nathaniel Winship, a New-Englander, bui...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Oregon (Oregon, United States) 1,586 346 0 0 0 user votes
Oregon (Illinois, United States) 9 0 1 0 0 user votes
Oregon (Arkansas, United States) 0 0 0 0 0 user votes
Oregon (Kentucky, United States) 0 0 0 0 0 user votes
Oregon (Maryland, United States) 0 0 0 0 0 user votes
Oregon (Mississippi, United States) 0 0 0 0 0 user votes
Oregon (Missouri, United States) 0 0 0 0 0 user votes
Oregon (New York, United States) 0 0 0 0 0 user votes
Oregon (New York, United States) 0 0 0 0 0 user votes
Oregon (Ohio, United States) 0 0 0 0 0 user votes
Oregon (Pennsylvania, United States) 0 0 0 0 0 user votes
Oregon (Tennessee, United States) 0 0 0 0 0 user votes
Oregon (Wisconsin, United States) 0 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.