The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
The Virgin and Child with Angels. National Gallery Publications. Card No. 1151. Fra Angelico
National Gallery. The Virgin and Child with Four Angels. Card No. 1424. Duccio
National Gallery. Virgin and Child with Angels. Gozzoli. Waterlow. Card No. 1151
Andrea del Verrocchio. The Virgin and Child with Two Angels. National Gallery. Trustees by Waterlow and Sons Ltd. London
National Gallery. The Virgin and Child. S. John and Angels. Partridge Printers Ltd. Card No. 1200. Michelangelo
National Gallery. The Virgin and Child with Four Angels. Centre Panel from a Triptych. Card No. 1233. Duccio
National Gallery. Gozzoli. Virgin and Child with Angels. Card No. 1151. Vintage Card
National Gallery. Fra Angelico. Follower of Virgin and Child with Angels. Card No. 1151. Henry Stone