The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Plymouth. Citadel Gateway. The Pictorial Stationery. Peacock. Autochrom
Plymouth. Citadel Gateway. Tuck. Oilette. 7964. C. E. Flower
Plymouth. Citadel Gateway. 1904
Plymouth. Citadel Gateway. Dainty. 1905
Citadel Gateway. Plymouth. Valentines Series
Plymouth. Citadel Gateway. Photochrom. Sepiatone Series
30839. Plymouth. Citadel Gateway. Sepiatone Series. Photochrom
Plymouth. Citadel Gateway. Valentines Series. 1918