Her article in thepeerage is here.
From ac.culture.gov.uk/work.aspx?obj=11202.
Little can be seen of Lady Priscilla's dress under her wrap and the veil of her huge turban in this Roch portrait.
Keywords: 1810, Roch, Priscilla Bertie, Baroness Willoughby de Eresby, Baroness Gwydyr, Bertie family, Burrell family, Baroness, British, turban, jeweled hat ornament, veil, wrap, bodice, square neckline, modesty piece, jeweled belt, necklace