From pinterest.com/kwame44/18th-century-european-style-board/. Also posted to Refent Anna Leopoldovna’s new Subalbum here.
I do not know the occasion for Anna Leopoldovna to wear such an unusual coiffure. She was deposed as regent in 1741 by Elizabeth Petrovna.
Keywords: 1740, Grand Princess Anna Leopoldovna, Elisabeth Katharina Christine von Mecklenburg-Schwerin, Анна Леопольдовна, Елизавета Катарина Кристина, А́нна Ка́рловна, Mecklenburg-Schwerin family, Brunswick-Bevern family, Princess, Grand Princess, Mecklenburg-Schwerin family, Brunswick-Bevern family, Russian, curly coiffure, pig tails, fitted tabbed bodice, modesty piece, off shoulder U-neckline, elbow length close sleeves, lace forward-back flared engageantes, order sash, order star, over-skirt, full under-skirt, robes