Statistics for occurrence #1 of “Iowa” in chapter 1.56 of Southern Historical Society Papers, Volume 24.:

...of Maine, was the only living member of the senatorial group that was in office previous to the outbreak of the rebellion. This was a curious mistake, in view of the fact that ex-Senator Harlan, of Iowa , is very much alive, that he was not only prominent as a senator and a member of the first Cabinet of Lincoln, but also that he was an eager candidate for the nomination for Governor of Iowa last yea...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Iowa (Iowa, United States) 1,742 10 0 0 0 user votes
Iowa (Iowa, United States) 0 0 0 0 0 user votes
Iowa (Louisiana, United States) 0 0 0 0 0 user votes
Iowa (Pennsylvania, 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.