The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
To my Old Friend. Many Happy Returns of the Day. British Production. Series No. 561. Greeting Card
Many Happy Returns Of To Day. British Production Throughout
Many Happy Returns of the Day. British Production Throughout
Many Happy Returns of the Day. Cat. British Production Throughout. PM. Chelmsford. Essex. 1937
Birthday Happiness. Many Happy Returns of the day. Greeting Card. British Manufacture. RP. 1939
Many Happy Returns of the Day. Flowers in vase. British Production
Many Happy Returns of the Day. Soldiers. Military. Entire British Production. London. H. B. Series
Many Happy Returns of the Day. House and river. Entire British Production. H. B. Series. No. 260