The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Their Majesties the King and Queen with the Royal Princesses. RP. 1938
Royal Family. Her Majesty Queen Elizabeth II. Prince Philip. Duke of Edinburgh. Prince Charles. Princess Anne and Prince Andrew. C. Beaton. RP
Majesty Collectors Cards. HRH Princess of Wales. Young Royals. Majesty Magazine. Edition 6 2
His Majesty with Princess Elizabeth Photochrom
His Majesty With Princess Elizabeth. Photochrom
His Majesty The King and T. R. H. The Princesses Elizabeth and Margaret Rose. Tuck. No. 5418. E. RP
The Royal Princesses. Photochrom. Studio Lisa
The Royal Princesses. Photochrom. Studio Lisa. Welwyn Garden City. 1907