Mozart in Salzburg. Photogravure. From the picture by Friedrich Schwörer. Engraved by Paul Barfus. Published by Appleton &amp; Co.
<bdi><a href="https://www.wikidata.org/wiki/Q52084065" class="extiw" title="d:Q52084065"><span title="Person; male; Paul Barfus or Barfuß. Reproductive engraver; printmaker; German; 1823-1895">Paul Barfus</span></a>
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Original scan from engraving