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

...e, surrendering the fort to the British, removes with officers and troops to St. Louis and assumes command of upper Louisiana......July 17, 1765 Spanish troops under Captain Rios reach St. Louis; Rios takes possession in the name of the King of Spain......Aug. 11, 1768 Pontiac, chief of the Ottawas, who was murdered at Cahokia, is buried at St. Louis, where he was a guest of St. Ange......1769...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Eugenio Montero Rios 14 14 0 0 0 user votes
Don Eugenio Montero Rios 2 2 0 0 0 user votes
Don Domingo Teran Rios 1 1 1 1 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.