Statistics for occurrence #1 of “Rockingham” in chapter 1.64 of Southern Historical Society Papers, Volume 35.:

...hn H. McNeil's Partisan Rangers, which next to Mosby's Battalion, was the most noted command of scouts that operated in Virginia during the war. Many of them will be recognized as gallant Augusta and Rockingham boys. There are 187 of them, all being Virginians except nineteen, who were from Maryland, and are marked Md. in the list. McNiel, John H., captain; McNeil, J. C., first lieutenant; Welton...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Rockingham 392 2 2 0 0 user votes
Richard Rockingham 2 0 2 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.