The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Hever Castle. J. Salmon. Postcard
Hever Castle. Judges Postcards Ltd. C 6648 X. 1986
Dover Castle. Postcard
Dover. Dover Castle. Postcard
Dover Castle. Postcard. 1905
Bolsover Castle. Postcard
Portchester Castle. Postcard