"Friedrich Carl Gröger (14 October 1766 in Plön – 9 November 1838 in Hamburg) was a north-German portrait painter and lithographer. One of the most respected ...
portraitists of his time in northern Germany, his works are to be found in several museums, including the Hamburger Kunsthalle, as well as in north German, Holstein and Danish private collections." - (en.wikipedia.org 19.04.2020)
