"Johann Ludwig Ernst Morgenstern (born 22 September 1738 in Rudolstadt; died 13 November 1819 in Frankfurt am Main) was a German painting-restorer, etcher and painter." - (en.wikipedia.org 12.11.2019)
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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.)