The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The British Museum. September. From a Flemish Calendar. Henry Stone
British Museum. September. Treading Grapes. The Oxford University Press
British Museum. September. Treading Grapes. Libra. French. about 1423. Waterlow
British Museum. September. Treading Grapes. Libra. Bedford Hours. French. about A. D. 1423
The British Library. September. Ploughing and Sowing. Game of Marbles. Henry Stone
The British Library. September. Henry Stone
XII. 13. Florentine School. 15th Century. The Libyan Sibyl. British Museum. Oxford University Press