The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Many Happy Returns. Flowers. H. Vertigen. London. Serie. 6206
Many Happy Returns. Flowers in Vase. 1920
Many Happy Returns. Flowers in vase. Rotary Photographic Series
Many Happy returns. Flowers in vase. The Philco Publishing. Series 2080 B. 1908
Many Happy Returns. Flowers in vase. 1925
Many Happy Returns. Flowers in Vase. No. 1148. 1928
Many Happy Returns. Flowers in vase. Philco Publishing. Series 2180 A. 1909
Many Happy Returns. Flowers in Vase. Tuck. Oilette. Postcard No. 9981. 1916