Portrait of Countess Natalia Alexandrovna of Merenberg nee Pushkina by Franz Xavier Winterhalter, 1864. https://www.wikiart.org/en/franz-xaver-winterhalter
Bust of Marie Antoinette by Louis-Simon Boizot, France, Sevres. 1774-1782, Hermitage Museum. http://hermitage--www.hermitagemuseum.org/wps/portal/hermitage/?lng=en