Statistics for occurrence #1 of “Hagerstown” in chapter 19 of Maj. Jed. Hotchkiss, Confederate Military History, a library of Confederate States Military History: Volume 3, Virginia:

...n rapidly approaching from the direction of Frederick. McLaws was urged to finish his work on Maryland heights and move to Boonsboro, by way of Sharpsburg, and Longstreet was ordered to return from Hagerstown , to Hill's aid, on the morning of the 14th. As Lee rode forward to the South Mountain battlefield on Sunday morning, September 14th, followed by Longstreet's command, he could both see and hear t...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Hagerstown (Maryland, United States) 2,520 64 172 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.