Statistics for occurrence #1 of “Horatio Gates Gibson” in chapter 4 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.:

...er his leading troops passed that point, and before they reached the Rapidan, on the line of the Orange Here are drawn up Harry Benson's Battery A, of the Second United States Artillery, and Horatio Gates Gibson 's Batteries C and G, combined of the Third United States Artillery, near Fair Oaks, Virginia. They arrived there just too late to take part in the battle of June, 1862. By horse artillery, or fl...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Horatio Gates Gibson 7 2 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.