Statistics for occurrence #1 of “Harper's Ferry” in chapter 8.68 of Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War: Volume 2.:

...sed through Sharpsburg at daylight of the 15th, and in crossing the Hagerstown and Williamsport road he destroyed the greater part of Longstreet's reserve ordnance trains. This escape of Davis from Harper's Ferry and Forrest's escape from Fort Donelson under very similar circumstances show what a bold subordinate may achieve after his superior has lost heart. No sooner had the surrender of Harper's Ferry ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Harper's Ferry (West Virginia, United States) 10,974 349 304 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.