Statistics for occurrence #1 of “Missionary Ridge” in chapter 4, page 117 of Col. O. M. Roberts, Confederate Military History, a library of Confederate States Military History: Volume 12.1, Alabama:

...incident to the retreat of the army from Tullahoma to Chattanooga, June 27 to July 4, 1863; added increased luster to its reputation at Chickamauga, September 19th and 20th, and was warmly engaged at Missionary Ridge , November 23d to 25th. The Nineteenth was in the Georgia campaign from May until September, 1864, taking part with great credit in the numerous battles of that heated campaign, including the fighti...
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.