A set of four Royal Doulton ornithological cabinet plates by G. Birbeck Snr, for Tiffany & Company, New York, 1901-1922 period, finely hand painted with bird species in naturalistic settings including Ruffled grouse, wood duck, Virginia rail and Bob white within raised gilt vegetal borders, puce Royal Doulton and retailer's marks underside, bird species names in red, each 21.5 cm diameter, Note, with vintage Phillips labels, 179, sale no. 106, 4