Statistics for occurrence #1 of “Napoleon” in chapter 5 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.:

...d to accept such equipment as the Government could furnish. This embraced a great variety. There was the small 6-pounder gun, at first largely predominating, and afterward the 12-pounder known as Napoleon , and also the 12-pound and 24-pound howitzer, all of bronze. The rifled guns were somewhat nondescript. Those turned out by the Ordnance Department were generally of 3-inch caliber with five or s...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Napoleon (Ohio, United States) 935 2 1 0 0 user votes
Napoleon (Arkansas, United States) 333 0 39 0 0 user votes
Napoleon (Ohio, United States) 2 0 0 0 0 user votes
Napoleon (Alabama, United States) 0 0 0 0 0 user votes
Napoleon (Indiana, United States) 0 0 0 0 0 user votes
Napoleon (Kentucky, United States) 0 0 0 0 0 user votes
Napoleon (Michigan, United States) 0 0 0 0 0 user votes
Napoleon (Mississippi, United States) 0 0 0 0 0 user votes
Napoleon (Missouri, United States) 0 0 0 0 0 user votes
Napoleon (North Dakota, 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.