Statistics for occurrence #1 of “Comdg” in chapter 5, report 7 of Official Records of the Union and Confederate Armies, Chapter XXII: Operations in Kentucky, Tennessee, North Mississippi, North Alabama, and Southwest Virginia. March 4-June 10, 1862.:

...orms me that a regiment of infantry, a company of our artillery, and all the cavalry are retreating on Purdy. Yours, respectfully, Alfr. Mouton Colonel Eighteenth Regiment Louisiana vols., ( Comdg . Fourth Brig., C. S. Forces, Mississippi Valley. Capt. Roy Mason Hooe, A. A. A. G., Corinth, Miss.
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Comdg 798 88 196 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.