Statistics for occurrence #1 of “Jack” in chapter 77 of Rebellion Record: a Diary of American Events: Documents and Narratives, Volume 9.:

...uch better than was expected. This is due to the intelligence, experience, and coolness of Acting Chief-Engineer Ramsey. His efforts were ably seconded by his assistants Tynan, Campbell, Herring, Jack , and White. As Mr. Ramsey is only Acting Chief-Engineer, I respectfully recommend his promotion to the rank of Chief; and would also ask that second Assistant Engineer Campbell may be promoted to F...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Jack 825 4 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
Charles E. Jack 19 0 3 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 0 1 0 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.