Statistics for occurrence #1 of “Jack” in chapter 12 of Admiral David D. Porter, The Naval History of the Civil War.:

...lepage, Craig, Long and Rootes; Paymaster, Semple; Surgeon, Phillips; Assistant Surgeon, Algernon S. Garnett; Captain of Marines, Reuben Thorn; Engineer, Ramsay; Assistants, Tynan, Campbell, Herring, Jack and White; Boatswain, Hasker; Gunner, Oliver; Carpenter, Lindsay; Clerk, Arthur Sinclair, Jr.; Volunteer Aid, Lieut. Douglas Forrest; Captain, Kevil, commanding detachment of Norfolk United Infantry....
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Charles E. Jack 19 16 3 2 0 user votes
Jack 825 0 17 0 0 user votes
James Jack 33 0 1 0 0 user votes
Thomas M. Jack 32 0 4 0 0 user votes
T. M. Jack 26 0 4 0 0 user votes
E. A. Jack 12 0 0 0 0 user votes
Liverpool Jack 10 0 0 0 0 user votes
Jeremiah Jack 6 0 0 0 0 user votes
Stonewall Jack 6 0 0 0 0 user votes
— Jack 6 0 0 0 0 user votes
William Jack 5 0 1 0 0 user votes
Alonzo G. Jack 4 0 0 0 0 user votes
Charles Jack 3 3 1 1 0 user votes
E. R. Jack 2 0 0 0 0 user votes
Gofney Jack 2 0 0 0 0 user votes
Harlow Jack 2 0 0 0 0 user votes
John Jack 2 0 0 0 0 user votes
John T. Jack 2 0 2 0 0 user votes
L. Jack 2 0 0 0 0 user votes
Patrick C. Jack 2 0 0 0 0 user votes
H. Jack 1 0 1 0 0 user votes
John E. Jack 1 0 1 0 0 user votes
Thomas Jack 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.