Statistics for occurrence #1 of “Missionary Ridge” in part 3.12, chapter 3.13, page 277 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.:

...untry through which the march was made. Crossing the Tennessee at Caperton's Ferry, Negley's division pressed forward, and on September 9th held the passes of Lookout Mountain. Next day, crossing Missionary Ridge , he took up position in McLemore's Cove. This was destined to become the battle-field of Chickamauga, and here Negley's advance was checked. Bragg, instead of being in retreat, was concentrating ...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Missionary Ridge (United States) 138 0 0 0 0 user votes
Missionary Ridge (Georgia, United States) 16 0 2 0 0 user votes
Missionary Ridge (Colorado, 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.