The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
National Gallery. Nocturne Blue and Silver. Cremorne Lights. Waterlow. No. 1056. Whistler
Nocturne. Blue and Silver. Chelsea. Tate. Bequeathed by Miss Rachel and Miss Jean Alexander. James McNeill Whistler. 2005
Edinburgh Castle. National Gallery and Scott Monument. A2186. Valentines. RP. 1947
Edinburgh Castle. National Gallery and Scott Monument. A2184. Valentines. RP. 1946
London. Trafalgar Square Showing National Gallery and St. Martin Church. Kingsway Real Photo Series. 1911
London. National Gallery and St. Martin in the Fields. J. Arthur Dixon. S. E. Punter. 1974
The National Gallery and St. Martins Church. London
Edinburgh Castle National Gallery and Scott Monument. Valentine. Valesqu