Statistics for occurrence #1 of “Vicksburg” in chapter 11, page 216 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 5: Forts and Artillery.:

... unless the latter attacked in overwhelming numbers. Of the stronger fortifications on each side, those exemplifying the best types were the defenses of Washington, of Richmond and Petersburg, of Vicksburg , Port Hudson, and New Orleans, and the works at Mobile, Fort Fisher, Fort Pulaski,
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Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Vicksburg (Mississippi, United States) 8,077 28 627 0 0 user votes
Vicksburg (Colorado, United States) 1 0 1 0 0 user votes
Vicksburg (Mississippi, United States) 1 0 1 0 0 user votes
Vicksburg (Arizona, United States) 0 0 0 0 0 user votes
Vicksburg (Florida, United States) 0 0 0 0 0 user votes
Vicksburg (Indiana, United States) 0 0 0 0 0 user votes
Vicksburg (Kentucky, United States) 0 0 0 0 0 user votes
Vicksburg (Michigan, United States) 0 0 0 0 0 user votes
Vicksburg (Missouri, United States) 0 0 0 0 0 user votes
Vicksburg (Pennsylvania, United States) 0 0 0 0 0 user votes
Vicksburg (Pennsylvania, 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.