Lady Anne appears to be in her 30s; she was born in 1709 according to her article in thepeerage.
From Bonhams.
Lady Anne wears a simple dress - of satin adorned with flaring lace cuffs, almost lace engageantes. Her dress has a laced bodice.
Keywords: Hudson, Anne Chambers, Anna Chambers, Anna Chamber, Anne Grenville, Chambers family, Grenville family, Countess, British, long straight coiffure, scoop décolletage, chemise, modesty piece, lace, three quarter length full under-sleeves, cuffs, laced bodice, elbow length notched flared sleeves, full skirt, wrap