From oldrags.tumblr.com/post/12846200430/ekaterina-vasilevna-saltykova-by-robert-lefevre#disqus_thread.
The under-dress has and a scoop neckline to set off the over-dress with short slit sleeves and a sweetheart neckline.
Keywords: 1821, Lefevre, Anna Feodorovna, Wettin family, Romanov family, Princess, Grand Princess, Russian, curly coiffure, hat, under-dress, scoop neckline, mameluke sleeves, cuffs, over-dress, sweetheart neckline, quarter length notched sleeves, Empire waistline, belt, close skirt, shoes