The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The Beach at Trouville. National Gallery. Card No. 1306. Claude Oscar Monet
London. Trafalgar Square and the National Gallery. 1885. Valentine and Sons Ltd. Real Photo
The National Gallery. Belshazzar Feast. Rembrandt
The Beach at Trouville. Monet. Claude Oscar. The National Gallery. Card No. 1306. Postcard
Dedham Vale. The National Gallery of Scotland. John Constable. Art Publishers
Dedham Vale. The National Gallery of Scotland. John Constable. The Medici Society
Powis Castle. Powys. The Long Gallery. The National Trust