The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
National Gallery. Official Series No. 221. Frans Hals. Portrait of a Man. 1251. The Medici Society
Portrait of a Young Man. Pintoricchio. The Medici Society
Oxford. Ashmolean Museum. Portrait of a Young Man. Pintoricchio. Bernardino Betti. The Medici Society
Frans Hals. Portrait of a Man. 1251. National Gallery. Official Series No. 221. Medici Society
London. Trustees of the National Gallery. An Old Man Seated. in Thought. The Medici Society Ltd. Rembrandt
Portrait of a Young Lady. Petrus Christus. The Medici Society
Collection. Capt. Heywood Lonsdale. Rembrandt. Portrait of Artist. Hale. Cushman. The Medici Society
Collection. The Duke of Devonshire. An Old Man Seated in Thought. Rembrandt. The Medici Society