SWITZERLAND-Entire (1919) Home of Gottfried Keller. Postal stationery card (N) with black & white photo of home of famous poet of 'Novelle' style. (ImageA)

FRANCE-Artist proof (1955) Malherbe. Die proof in black signed by the engraver DUFRESNE. Scott No B295, Yvert No 1028. (ImageA)

INDIA-Proof (1965) Vidyapati Thakkura. Photographic proof from the archives of India Security Printers. These proofs were made before printing the stamps and often show levels of detail missing in the issued stamps. Scott No 427, Yvert No 199. (ImageA)

FRANCE-Deluxe proof (1968) Paul Claudel. Joan of Arc at the stake. Deluxe sheet. Scott No B420, Yvert No 1553. (ImageA)

INDIA-Proof (1969) Mirza Ghalib. Photographic proof from the archives of India Security Printers. These proofs were made before printing the stamps and often show levels of detail missing in the issued stamps. Scott No 487, Yvert No 269. Poet who modernized the Urdu language. (ImageA)

FRANCE-Deluxe proof (1991) Poets. Set of 6 deluxe sheets. Scott Nos B628-33, Yvert Nos 2681-6. (ImageA)

FRANCE-Deluxe proof (1991) André Breton. Deluxe sheet. Scott No B629, Yvert No 2682. (ImageA)

FRANCE-Deluxe proof (1991) Jacques Prévert. Deluxe sheet. Scott No B632, Yvert No 2685. (ImageA)

BANGLADESH-Imperforate (1996) Michael Dutt. Margin imperforate on registered cover. Scott No 520. (ImageA)

FRANCE-Deluxe proof (1998) Stéphane Mallarmé. Bloc gommé. Scott No 2666, Yvert No 3171. (ImageA)

FRANCE-Artist proof (1998) Mallarmé. Die proof in sepia signed by the engraver. Scott No 2666,Yvert No 3171. (ImageA)

FRANCE-Artist proof (2014) Charles PEGUY. Pair of die proofs in blue signed by the engraver JUMELET. Scott No 4657, Yvert No 4898. (ImageA)