May be Patrick III as Patrick Jr would probably be too old to be in the infantry in 1886
US Military record of a Patrick Gaughran, Private 10th Infantry. Died 7 Dec 1887 at "H Crawford 6or" (can't make out the writing in the record)
"Ireland Births and Baptisms, 1620-1881," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FR3D-H7N : 11 February 2018), Margret Hughes in entry for Patrick Gaughran, 24 Jul 1864; citing 0337,KILLUCAN,WESTMEATH,IRELAND, index based upon data collected by the Genealogical Society of Utah, Salt Lake City; FHL microfilm 101,092.
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