From jeannedepompadour.blogspot.com/2013/07/riding-habits-1700-1770.html. Also posted to Catherine the Great’s Subalbum here.
Catherine is dressed en Amazon with a cute diminutive tricorne hat in this portrait of her with gun and dogs.
Keywords: 1745, Catherine II, Prinzessin Sophie von Anhalt-Zerbst, Princess Sophie of Anhalt-Zerbst, Catherine II, Екатери́на II, Екатери́на Вели́кая, Yekaterina Velikaya, Yekaterina Alekseyevna, Figchen, Ascania family, Romanov family, Princess, Tsaritsa, Russian, frizzy coiffure, trincorne hat, floral hat ornament, bows, chemise, trapezoidal neckline, bodice, lace modesty piece, vee décolletage, long under-sleeves, back-flared cuffs, collar, jacket, lapels, buttons, three quarter length close over-sleeves, turned back cuffs, full skirt