Statistics for occurrence #1 of “Middleburg” in chapter 34, regiment PA3Cav of Frederick H. Dyer, Compendium of the War of the Rebellion: Regimental Histories:

...y 4. Old Antietam Forge near Leitersburg July 10. Near Harper's Ferry July 14. Shepherdstown September 15-16. Scouting and picketing Upper Rappahannock July to September. Scout to Middleburg September 10-11. Advance from the Rappahannock to the Rapidan September 13-17. Culpeper Court House September 13. Near Catlett's Station October 6 (Detachment). Bristoe Campaign Octob...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Middleburg (Virginia, United States) 495 114 17 0 0 user votes
Middleburg (Pennsylvania, United States) 84 0 2 0 0 user votes
Middleburg (New York, United States) 14 0 0 0 0 user votes
Middleburg (Maryland, United States) 1 0 1 0 0 user votes
Middleburg (Florida, United States) 0 0 0 0 0 user votes
Middleburg (Iowa, United States) 0 0 0 0 0 user votes
Middleburg (Kentucky, United States) 0 0 0 0 0 user votes
Middleburg (North Carolina, United States) 0 0 0 0 0 user votes
Middleburg (Ohio, United States) 0 0 0 0 0 user votes
Middleburg (Ohio, United States) 0 0 0 0 0 user votes
Middleburg (Ohio, United States) 0 0 0 0 0 user votes
Middleburg (Ohio, United States) 0 0 0 0 0 user votes
Middleburg (Oklahoma, United States) 0 0 0 0 0 user votes
Middleburg (Pennsylvania, United States) 0 0 0 0 0 user votes
Middleburg (Pennsylvania, United States) 0 0 0 0 0 user votes
Middleburg (Tennessee, United States) 0 0 0 0 0 user votes
Middleburg (Tennessee, 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.