Her article in thepeerage is here.
The original can be found here.
One would think a woman's dress would extend out most at the chest instead of the midriff. The big flared sleeve bottoms are also noteworthy.
Keywords: 1907, Hughes, Constance Cairns, Constance Anne Montagu Douglas Scott, Montagu Douglas Scott family, Cairns family, British, bouffant coiffure, high scoop neckline, long upper puffed bottom flared sleeves, over hanging bodice, waist band, natural waistline, A-line skirt, necklace