The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The National Gallery. Christ Taking Leave of His Mother. Albrecht Altdorfer
The National Gallery. Christ Mocked. Hieronymus Bosch
Velazquez. National Gallery. Admiral Adrian Pulido Pareja. 217 P
Millbank. National Gallery. Christ in the Carpenter Shop. Waterlow. Millais
London. The National Gallery. Velasquez. Venus and Cupid. LL. 304
National Gallery. The National Gallery ad the Christmas Tree. Trafalgar Square. Henry Stone and Son Ltd. Card No. 1275. Banbury
The National Gallery. Dead Christ. Gregorio Fernandez. Imagen
London. A Warrior Adoring the Infant Christ. National Gallery. Vincenzo Gatena