Statistics for occurrence #1 of “Harper's Ferry” in article 12 of The Daily Dispatch: may 11, 1861., [Electronic resource]:

...w been appointed from six to eight years since, but has been more recently connected with Santa Clara College and the Mission of San Jose in California.--He arrived here on Wednesday from Boston, via Harper's Ferry .-- Alexandria Gazette.
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Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Harper's Ferry (West Virginia, United States) 10,974 14 304 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.