The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Gibraltar Changing Of The Guard. GIB. N 18
Gibraltar. Changing of the Guard. Rock Photographic Service. No. 18
Gibraltar. Changing of the Guard. Rock Photographic Service
Edinburgh Castle. Changing the Guard. 1952. Valentine
London. Whitehall. Horseguards. Changing the Guard. 1954
London. Tower of London. London Taxi. St. Paul Cathedral. London Eye and Parliament. Tower Bridge. Piccadilly Circus. Buckingham Palace. Westminster Abbey. London Buses. Big Ben. Changing the Guard. Fisa. Multi View
Horse Guards. Changing the Guard. A. 133. Art Colour. Valentines