The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Many happy returns of the day. As time goes onward. Series 173. 1910
Many Happy Returns. The Day of Days in All the Year. Wildt and Kray. Series 1931
Many Happy Returns of the Day. 1911
Many Happy Returns of the Day. 1903
Many Happy Returns of the Day. 1912
Greeting Postcard. Many Happy Returns of the Day. 1928
Birthday Greeting Card. Many happy returns of the day. 1929
Many Happy Returns of the Day. 1918. Tuck. Gem Glosso. No. 1025