Portrait of Graf Carl Sigismund von Arnim (1700-1773), standing three-quarter length, wearing a waistcoat with cuirass and the blue sash of the Russian Order of Saint Andrew, his left arm resting on a pile of books;Portrait of his wife, Charlotte Henriette Gräfin of Hoym (1726-1766), seated half-length in a chair, wearing a blue, elaborate lace dress, holding an open book
Estimate: 10,000 – 15,000 EUR