Statistics for occurrence #1 of “Petersburg, Va.” in chapter 6, page 144 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 10: The Armies and the Leaders.:

...ylvania, Va., May 12, 18646,0208006,820Records of losses not shown Drewry's Bluff, Va., May 12-16, 18643902,3801,3904,160Reports incomplete Cold Harbor, Va., June 1-3, 186412,000Reports incomplete Petersburg, Va. , June 15-30, 18642,0139,9354,62116,569Estimated loss in Hill's Corps and Field and Kershaw's divisions, 2,970 Atlanta Campaign, Ga., May, 1864 (including Buzzard's Roost, Snake Creek Gap and New Hop...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Petersburg, Va. (Virginia, United States) 3,884 14 1,976 4 0 user votes
Petersburg, Va. (West Virginia, United States) 13 0 13 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.