1861 (12 March) Countess of Derby by Camille Silvy
This is Emma Caroline Bootle Wilbraham who married Edward Geoffrey Smith Stanley, 14th Earl of Derby, in 1825. Her article in thepeerage is here.
From Paul Frecker; sepia tone removed (and re-added only to border with Photoshop) by gogm.
An older Countess Emma wears a crinoline, lace wrap, and a poke bonnet in this 1861 Silvy photo.
Keywords: 1861, Silvy, Bootle Wilbraham family, Smith Stanley family, Countess, floral bonnet, bows, long flared sleeves, crinoline family, shawl, lace, wrap