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.:

...n the 11th I ordered Gen. Burnside to push a strong reconnoissance across the National Road and the Baltimore and Ohio Railroad towards New Market, and, if he learned that the enemy had moved towards Hagerstown , to press on rapidly to Frederick, keeping his troops constantly ready to meet the enemy in force. A corresponding movement of all the troops in the centre and on the left was ordered in the direct...
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.