The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
National Gallery. Landscape. Aeneas at Delos. Card No. 1167. Claude
National Gallery. A Landscape With a Dead Tree and a Peasant Driving Oxen and Sheep Along a Road. Wijnants. Jan
National Gallery. A Landscape with a Shepherd and His Flock. Card No. 1146. Peeter Pauwel Rubens
Frans Hals. A Family Group in a Landscape. National Gallery. Trustees
Edinburgh. The Trustees of the National Gallery. Landscape With Distant View of Cornard Village. Thomas Gainsborough. The Medici Society
National Gallery. Landscape. River Scene. School of Patinir. Waterlow. Post Card No. 1123
National Gallery. Landscape. Marriage of Isaac and Rebecca. Waterlow. Post Card No. 1127. Claude
National Gallery. Landscape. David at the Cave of Adullam. Card No. 1293. Claude