A genealogical sketch of her is here.
The original can be found here.
The Princess Of Wales was photographed wearing a swirled bodice like this one at about this time. This dress has a prominent vee waistline. She is wearing a dark under-bodice or under-garment.
Keywords: 1907, Dorothy Jessica Bowles, Mrs. Percy Bailey, Bowles family, Bailey family, British, straight coiffure, hat, choker neck bandsweetheart neckline, criss-cross bodice, quarter length close sleeves, drapery, cuffs, vee waistline, close skirt