Statistics for occurrence #1 of “Leesburg” in chapter 22 of Benson J. Lossing, Pictorial Field Book of the Civil War. Volume 1.:

...lies to Frederick, and threaten with :a force to open a route through Harper's Ferry; and to send all available forces to cross the Potomac near the Point of Rocks, and, uniting with Colonel Stone at Leesburg , be in a position to operate against the foe in the :Shenandoah Valley, or to aid General McDowell when he should make his proposed march, with the main army near Washington, on the insurgents at Man...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Leesburg (Virginia, United States) 819 8 99 0 0 user votes
Leesburg (Tennessee, United States) 188 0 6 0 0 user votes
Leesburg (Mississippi, United States) 23 0 1 0 0 user votes
Leesburg (Alabama, United States) 3 0 1 0 0 user votes
Leesburg (Missouri, United States) 3 0 1 0 0 user votes
Leesburg (Indiana, United States) 2 0 0 0 0 user votes
Leesburg (Kentucky, United States) 1 0 1 0 0 user votes
Leesburg (Florida, United States) 0 0 0 0 0 user votes
Leesburg (Georgia, United States) 0 0 0 0 0 user votes
Leesburg (Idaho, United States) 0 0 0 0 0 user votes
Leesburg (Illinois, United States) 0 0 0 0 0 user votes
Leesburg (Louisiana, United States) 0 0 0 0 0 user votes
Leesburg (New Jersey, United States) 0 0 0 0 0 user votes
Leesburg (North Carolina, United States) 0 0 0 0 0 user votes
Leesburg (Ohio, United States) 0 0 0 0 0 user votes
Leesburg (Pennsylvania, United States) 0 0 0 0 0 user votes
Leesburg (Pennsylvania, United States) 0 0 0 0 0 user votes
Leesburg (Texas, 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.