Statistics for occurrence #1 of “Duff” in chapter 8 of Brigadier-General Ellison Capers, Confederate Military History, a library of Confederate States Military History: Volume 5, South Carolina:

...Sergeants Lorrimore, Smith, Darby, Kelley, Gore and Miller, Color Corporal Owens, Corporals Wigg and Larkin, Privates Ruff, Holloran and Carroll, Sergeant Ragan, Corporal Brereton, Privates Lyles and Duff . Capts. W. T. Haskell, M. P. Parker, W. P. Shooter, Barksdale and T. P. Alston, and Lieuts. James Armstrong, John C. McLemore, Thomas McCrady, Hewetson, Brailsford, McIntire, Congdon, John Monro, Wib...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Duff 118 2 34 0 0 user votes
Richard Duff 34 0 0 0 0 user votes
Dick Duff 28 0 0 0 0 user votes
John Duff 17 0 1 0 0 user votes
James Duff 11 0 3 0 0 user votes
W. L. Duff 10 0 2 0 0 user votes
William L. Duff 10 0 2 0 0 user votes
L. B. Duff 6 0 0 0 0 user votes
Grant Duff 5 0 1 0 0 user votes
J. Duff 4 0 0 0 0 user votes
John Charles Duff 4 0 0 0 0 user votes
W. P. Duff 4 0 0 0 0 user votes
Levi B. Duff 3 0 1 0 0 user votes
M. H. Duff 3 0 1 0 0 user votes
Samuel Duff 3 0 1 0 0 user votes
A. D. Duff 2 0 0 0 0 user votes
D. H. Duff 2 0 0 0 0 user votes
G. B. Duff 2 0 0 0 0 user votes
J. H. Duff 2 0 0 0 0 user votes
J. M. Duff 2 0 0 0 0 user votes
J. T. Duff 2 0 0 0 0 user votes
J. W. Duff 2 0 0 0 0 user votes
John D. Duff 2 0 0 0 0 user votes
Michael Duff 2 0 0 0 0 user votes
O. C. Duff 2 0 0 0 0 user votes
Reese B. Duff 2 0 0 0 0 user votes
Saturday Dick Duff 2 0 0 0 0 user votes
W. Duff 2 0 0 0 0 user votes
Mountstuart Elphinstone Grant Duff 1 0 1 0 0 user votes
W. R. Duff 1 0 1 0 0 user votes
William Duff 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.