The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Shell House. Southbourne. S.3725. Dennis
Shell House. Southbourne. S. 3726. Dennis
Shell House. Suthbourne. S. 3725. Dennis
Southbourne. Shell House. E. T. W. Dennis. Photocolour
Southbourne. Shell House. E. T. W. Dennis
Southbourne. Shell House. E. T. W. Dennis and Sons Ltd. Photocolour. 1985