The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Reading Corporation No. 21. Pamlin Prints. RP
M83. Reading Corporation No. 21. 20.7.1927. Pamlin Prints
Preston Corporation. Pamlin Prints. No. 6. J. W. Aggleton. 1934
Eastbourne Corporation Bus. Pamlin Prints. RP
Portsmouth Corporation Bus. Pamlin Prints. RP
Portsmouth Corporation Bus. Pamlin Prints. Postcard. 1925