The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Leonardo da Vinci. Study of Hands. B. Matthews. Photo Printers. 1970
Leonardo da Vinci. B. Matthews. Study of a Lily. The Queens Gallery. 1972
Leonardo da Vinci. Five grotesque Heads. B. Matthews. Windsor Castle
Lily. Leonardo Da Vinci. B. Matthews. Photo Printers. The Royal Collection
Head of Young Women. Leonardo Da Vinci. B. Matthews. The Royal Collection
Study for Head of St. James in the Last Supper. Leonardo Da Vinci. B. Matthews. The Royal Collection
The Virgin and Child With S. Anne and the Infant S. John. Leonardo da Vinci. B. Matthews. Photo Printers
The Royal Collection. Studies of Horses. Leonardo di Vinci. B. Matthews. Photo Printers