The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Just a Line from Blackpool. 306. RP. The Advance Series. 1926
Just a Line From Blackpool. Entire British Production. Advance Series
Just a Line With Best Wishes From Blackpool. The Advance Series. RP. 1929
Hearty Greetings from Blackpool. The Advance Series. 1934
With All Kind Thoughts from Blackpool. The Advance Series. RP
Just a Line from Blackpool. Fishes. Victoria. 1910
Blackpool from the Tower. The Advance
Blackpool. From The Tower. The Advance Series. No. 1048