Statistics for occurrence #1 of “Colorado” in entry abolition of Harper's Encyclopedia of United States History:

...1807, Congress passed an act for the abolition of the slave-trade on Jan. 1, 1808. Slavery in part of the Louisiana Purchase, including the present States of Iowa, Oregon, Kansas, Nebraska, part of Colorado , and part of Minnesota, was abolished by the Missouri compromise (q. v..), whose validity was rejected by the Supreme Court (see Dred Scott decision); but the provision for abolition was embodied in ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Colorado (Colorado, United States) 1,628 230 0 0 0 user votes
Colorado (Texas, United States) 24 2 0 0 0 user votes
Colorado 2 2 0 0 0 user votes
Colorado (Alaska, United States) 0 0 0 0 0 user votes
Colorado (Costa Rica) 0 0 0 0 0 user votes
Colorado (Honduras) 0 0 0 0 0 user votes
Colorado (Mexico, Mexico) 0 0 0 0 0 user votes
Colorado (New Mexico, United States) 0 0 0 0 0 user votes
Colorado (Rondonia, Brazil) 0 0 0 0 0 user votes
Colorado (Texas, United States) 0 0 0 0 0 user votes
Colorado (Utah, 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.