"Joseph F. Menna is an American sculptor and engraver who has worked in both digital and traditional sculpture media." - (Wikipedia (en) 23.08.2018)
"Joseph F. Menna is an American sculptor and engraver who has worked in both digital and traditional sculpture media. He has been the Chief Engraver of the United States Mint since February, 2019." - (Wikipedia (en) 10.08.2021)
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