Statistics for occurrence #1 of “Tidball” in chapter 10 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 4: The Cavalry:

... Tidball
Charles D. Rhodes, Captain, General Staff, United States Army The Second fought in the reserve Brigade under Ge...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Tidball 72 2 8 0 0 user votes
John C. Tidball 68 0 18 0 0 user votes
J. C. Tidball 12 0 2 0 0 user votes
Gen Tidball 6 0 0 0 0 user votes
W. L. Tidball 5 0 1 0 0 user votes
— Tidball 4 0 0 0 0 user votes
William Linn Tidball 3 0 1 0 0 user votes
Misses Mary Tidball 2 0 0 0 0 user votes
Thomas H. Tidball 2 0 0 0 0 user votes
William L. Tidball 2 0 2 0 0 user votes
Joseph L. Tidball 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.