Statistics for occurrence #1 of “Stonewall” in chapter 3 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 9: Poetry and Eloquence.:

... Stonewall
Federal barracks at New Berne, North Carolina, 1862 Stedman's stirring poem was suggested by a newspap...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Stonewall 1,399 16 5 0 0 user votes
Under Stonewall 5 0 1 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.