Statistics for occurrence #1 of “Official Records” in chapter 7.84 of Robert Underwood Johnson, Clarence Clough Buell, Battles and Leaders of the Civil War. Volume 3.:

...
The composition, losses, and strength of each army as here stated give the gist of all the data obtainable in the Official Records . K stands for killed; w for wounded; m w for mortally wounded; m for captured or missing; c for captured. Provost-Guard: 10th Ohio, Lieut.-Col. Joseph W. Burke. Escort: Anderson Troop...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Official Records 488 122 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.