The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
John Piper. Three Suffolk Towers. 1958. Tate Gallery. Balding Mansell
Tate Gallery. Three Suffolk Towers. John Piper. Fine Art Engravers. Multi View
Three Suffolk Towers. c. 1958. Tate Gallery. Henry Stone and Son Ltd. John Piper
Lucian Pissarro. Ivy Cottage. Coldharbour. Sun and Snow. 1916. Tate Gallery. Balding
John Constable. The Valley Farm. Tate Gallery. Balding Mansell
Bouquet With Flying Lovers. Marc Chagall. Tate Gallery. Balding. Mansell
William Dyce. Pegwell Bay. Kent. Recollection of October 5th 1858. Tate Gallery. Balding. Mansell
James Tissot. Picnic c. 1875. Tate Gallery. Balding and Mansell