Statistics for occurrence #1 of “Preston Smith” in chapter 5 of James D. Porter, Confederate Military History, a library of Confederate States Military History: Volume 7.1, Tennessee:

...Loomis as he advanced to the attack, which was vigorously made; but on reaching the cedar woods, he found superior numbers and was forced to retire to his original position. The supporting brigade ( Preston Smith 's), under Col. A. J. Vaughan, repeated the attack over the same ground, driving the enemy from his battery, so fatal to Loomis, and capturing two of his guns; but, receiving an enfilading fire of art...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Preston Smith 409 72 83 12 0 user votes
Preston Smith Brooks 32 0 0 0 0 user votes
R. Preston Smith 1 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.