Statistics for occurrence #1 of “Seminary Ridge” in part 2.11, chapter 2.12 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 2: Two Years of Grim War.:

...t and Hill were approaching from the west. Buford opened the battle against Heth's division of Hill's corps. Reynolds soon joined Buford, and three hours before noon the battle was in progress on Seminary Ridge . Reynolds rode out to his fighting-lines on the ridge, and while placing his troops, a little after ten o'clock in the morning, he received a sharpshooter's bullet in the brain. The gallant Feder...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Seminary Ridge (Pennsylvania, United States) 462 32 0 0 0 user votes
Seminary Ridge (California, 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.