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

... Tennessee. Arkansas bounds it on the south. On the west, a line drawn south from Kansas City in about long. 94° 30′, separates the State from the Indian Territory and Kansas, while the Missouri River marks the boundary of Kansas continued and Nebraska north of Kansas City. The State of Iowa forms the northern boundary. It is limited in latitude from 36° to 40° 30′ N., and in lo...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Missouri River (Kansas, United States) 30 12 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.