Statistics for occurrence #1 of “Chambersburg” in chapter 1 of Col. Robert White, Confederate Military History, a library of Confederate States Military History: Volume 2.2, West Virginia:

... Lincoln, on April 12, 1861, which encouraged the President in making his call for troops, was followed by the rapid military organization of the State and the stationing of large bodies of troops at Chambersburg under Patterson, and at other points from which invasion could be made into Maryland and across any part of the eastern border of Virginia. The State of Ohio passed an act to enroll the militia of...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Chambersburg (New Jersey, United States) 716 0 128 0 0 user votes
Chambersburg (Illinois, United States) 0 0 0 0 0 user votes
Chambersburg (Missouri, United States) 0 0 0 0 0 user votes
Chambersburg (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.