Statistics for occurrence #1 of “Hagerstown” in chapter 33 of Elias Nason, McClellan's Own Story: the war for the union, the soldiers who fought it, the civilians who directed it, and his relations to them.:

... Potomac at Williamsport or above; and this opinion was confirmed by the fact that Col. Davis marched the cavalry part of Col. Miles's command from Harper's Ferry on the 14th, taking the main road to Hagerstown , and he encountered no enemy except a small picket near the mouth of the Antietam. Before I left Washington, and when there certainly could have been no enemy to prevent the withdrawal of the for...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Hagerstown (Maryland, United States) 2,520 36 172 0 0 user votes
Hagerstown (Indiana, United States) 6 0 2 0 0 user votes
Hagerstown (New Jersey, United States) 4 0 0 0 0 user votes
Hagerstown (Ohio, United States) 4 0 2 0 0 user votes
Hagerstown (Ohio, United States) 0 0 0 0 0 user votes
Hagerstown (Ohio, 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.