The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
To Wish My Sweetheart A Happy Birthday. British Production Throughout
A Happy Birthday. Series. 1942
This pretty pussy bear a greeting. A Happy Birthday. Series 1768. 1912
A Happy Birthday. Series. 1646. 1911
A Bright and Happy Birthday. Series. 1444. 1910
A Happy Birthday. Series. 1824
To my Sweetheart. To wish you A happy Birthday. B. B. Series No. B276
Greeting Postcard. Happy Birthday. Series 710. 1912