"Wilhelm Gottlieb Becker (4 November 1753, in Oberkallenberg in Saxony – 3 June 1813, in Dresden) was a German art historian, numismatist, and author." - (en.wikipedia.org 13.03.2020)
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(The left column lists the relations of this actor to objects in the right column. In the middle you find other actors in relation to the same objects.)