Familysearch is a free site and has a number of records related to George, here is one
"United States, GenealogyBank Historical Newspaper Obituaries, 1815-2011", database, FamilySearch(https://www.familysearch.org/ark:/61903/1:1:Q5Q5-Z92T : 26 June 2020), George M Powers, 1863.
Maybe something in here
https://archive.org/stream/powersfamilygene00powe/powersfamilygene00powe_djvu.txt
Is there a profile of him on here?