Statistics for occurrence #1 of “William H. Seward” in chapter 1, page 12 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 10: The Armies and the Leaders.:

... William H. Seward
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
William H. Seward 3,866 3 72 1 0 user votes
Horace William H. Seward 12 0 0 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.