Her article in thepeerage is here.
From issuu.com/artsolution/docs/rgportraiture_-o; size doubled by gogm.
It's the 1770s and coiffures are big and straight. Lady Forbes wears a criss-cross bodice under a lined silk wrap or coat in this Reynolds portrait from around 1775 or 1776.
Keywords: 1775, Reynolds, Elizabeth Hay, Lady Forbes, Hay family, Forbes family, British, high straight coiffure, jeweled feathered ribbon headdress, trapexoidal neckline, chemise, modesty piece, criss-cross bodice, vee décolletage, three quarter length sleeves, wrap, lining