Her article in thepeerage is here.
From bbc.co; lower part of left edge fixed and a few spots in the background were removed with Photoshop.
Lady Abigail appears to be swallowed by the grotesquely puffed sleeves and wide expanses of the lace collar of her dress.
Keywords: 1630, van Ceulen, Abigail Sachervell, Sachervell family, Pakington family, frizzy coiffure, hair jewelry, high neckline, lace collar, bows, full paned virago sleeves, arm bands, waist band, vee waistline, necklace, draped bodice ornament