Statistics for occurrence #1 of “Horgan” in chapter 1 of Historic leaves, volume 7, April, 1908 - January, 1909:

...1865. Hills, George A., discharged January 29, 1863; lives in Springfield, Mass. Hagan, Patrick, discharged April 21, 1863; claimed to have served in the Crimean War; died many years ago. Horgan , Patrick, taken prisoner August 19, 1864; returned May 20, 1865; returned with the Company and mustered out June 2, 1865; died twenty years ago. Horton, John E., promoted to corporal July 1, 1864...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Patrick Horgan 6 6 0 0 0 user votes
John Horgan 6 0 0 0 0 user votes
John J. Horgan 4 0 0 0 0 user votes
William Horgan 4 0 4 0 0 user votes
Horgan 1 0 1 0 0 user votes
Patrick K. Horgan 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.