FRANCE-Deluxe proof (1937) Auguste Rodin. Sculptures. Deluxe sheet with glassine overlay. Scott No B52. Yvert No 344. Portrait with 'The Thinker,' his most famous sculpture. Slight corner fault. (ImageA)

MONACO-Deluxe proof (1948) Francois Bosio. Louis XIV on horseback. Deluxe sheet. Scott No 213, Yvert No 318. (ImageA)

FRANCE-Artist proof (1956) 'Smile of Rheims'. 'Spring' by Botticelli. Die proof in dark brown signed by the engraver LEMANGY. Scott No 796, Yvert No 1061. Twin cities of Reims, Florence. (ImageA)

DAHOMEY-Artist proof (1961) Wood carver. Hand-colored die proof signed by the engraver BETEMPS. Scott No 142, Yvert No 160. (ImageA)

FRANCE-Deluxe proof (1961) La Pensée. Deluxe sheet. 100th anniversary of birth of sculptor Aristide Maillol. Scott No 984, Yvert No 1281. (ImageA)

DAHOMEY-Artist proof (1966) Crucifixion sculpture. Hand colored die proof in black signed by the engraver PHEULPIN. International Negro Arts Festival. Scott No 218, Yvert No 238. (ImageA)

FRENCH POLYNESIA-Imperforate (1968) Art of the Marquesas. Complete set of 8 deluxe sheets. Scott Nos 233-40, Yvert Nos 52-9. (ImageA)

FRENCH POLYNESIA-Imperforate (1968) Art of the Marquesas. Complete set of 8 margin imperforates. Scott Nos 233-40, Yvert Nos 52-9. (ImageA)

FRANCE-Trial Color Proof (1971) Statue of Water Carrier. Trial color proof pair. Scott No 1311, Yvert No 1684. (ImageA)

ANDORRA-Deluxe proof (1979) Trobada monument. Deluxe sheet. Scott No 273, Yvert No 280. (ImageA)

ANDORRA-Imperforate (1979) Trobada monument. Imperforate minisheet of 4 stamps. Scott No 273, Yvert No 280. (ImageA)

FRANCE-Artist proof (1980) Carving from Amiens cathedral. Die proof in blue signed by the engraver MONVOISIN. Scott No B530, Yvert No 2116. (ImageA)

NEW CALEDONIA-Deluxe proof (1996) 'The Lizard Man' by Dick Bone. Bloc gommé. Scott No 730, Yvert No 700. (ImageA)

FRANCE-Artist proof (1998) 'Neuf Moules Malic' by Marcel Duchamp. Die proof in brown signed by the engraver BEQUET. Scott No 2641, Yvert No 3197. (ImageA)

FRANCE-Artist proof (1998) 'Neuf Moules Malic' by Marcel Duchamp. Stage die proof in black signed by the engraver BEQUET. Scott No 2641, Yvert No 3197. (ImageA)

AUSTRIA-Proof (2019) Erwin Wurm's 'Fat House'. Black print. (ImageA)