Posted to the Alexander Palace Time Machine Discussion Forum by Carolath Habsburg on 20 June 2011; spots and linear marks in background removed with Photoshop by gogm.
It appears that Notman & Sandham photographed Princess Louise from a slightly different angle for this photo.
Keywords: 1879, Princess Louise, Princess, Hanover family, Sutherland family, British, curly coiffure, hat, scarf, coat, fur, high neckline, long close sleeves, close skirt, muff