1750s portraits -
Top Elizabeth Dunch, later Lady Oxenden, by Thomas Hudson (auctioned by Christie's). From Wikimedia 793X1024.
Second row left 1750-1756 Elegant Young Lady with a Lace Cap by Pietro Rotari ( location ?). From tumblr.com/fashionsfromthepast; fixed spots & some flaws w Pshop 1826X2400.
Second row right Woman, possibly Isabella of Parma by ? (location ?). From tumblr.com/la-reinette; fixed bigger spots & flaws w Pshop 844X1076.
Third row left 1757 (before) Lady attributed to Donat Nonnotte (Auktionhaus Stahl - Nov2012 auction Lot 4). From liveinternet.ru/users/4248621/post473220149/; all parts blurred more or less except eyes,flowers, & fan 1683X2048 @300 696kj.
Third row right 1758 Aristocratic Lady by Johann Heinrich Tischbein the Elder (private collection), From tumblr.com/history-of-fashion/704055816368668672/1758-johann-heinrich-tischbein-the-elder730X965.
Fourth row ca. 1759 (see auction notes) Mary Stopford (1736-1810), Countess of Courtown by Sir Joshua Reynolds (auctioned by Sotheby's). From tumblr.com/sims4rococo76 2048X2734.