Statistics for occurrence #1 of “Maryland Heights” in chapter 24, page 825 of Brigadier-General Ellison Capers, Confederate Military History, a library of Confederate States Military History: Volume 5, South Carolina:

...er of the forces to the peninsula fought at Warrick Creek, near Yorktown, at Williamsburg, Seven Pines, Savage Station, Frayser's Farm and Malvern Hill. In the Maryland campaign he was in battle at Maryland Heights and Sharpsburg; later in Virginia again, at Fredericksburg, Chancellorsville and Salem Church, and in Pennsylvania took part in the three days battle of Gettysburg. He was with Longstreet in the We...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Maryland Heights (Maryland, United States) 1,168 46 6 0 0 user votes
Maryland Heights (Missouri, United States) 28 0 0 0 0 user votes
Maryland Heights (Louisiana, United States) 15 0 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.