The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
National Gallery. The Recognition of the Franciscan Order. Sassetta. B. Matthews. Official Series No. 370
Charles I. On Horseback. Van Dyck. National Gallery. B. Matthews. Official Series No. 225
Bronzino. Venus. Cupid. Folly and Time. 651. National Gallery. Official Series No. 36. B. Matthews
The Fighting Temeraire. Turner. No. 524. National Gallery. Official Series No. 17. B. Matthews
Duccio. Madonna and Child with Saints. National Gallery. Official Series No. 381. B. Matthews
Tintoretto. Origin of the Milky Way. 1313. National Gallery. Official Series No. 14. B. Matthew
National Gallery. Ecce Homo. B. Matthews. Official Series No. 113. Reni
Rembrandt. Himself When Old 221. National Gallery. Official Series No. 157. B. Mathews