1951-250 CUBA REPUBLICA 1951. 2c NARCISO LOPEZ. BANDERA FLAG. CENTER PROOF WATERLOW IMPERFORATED BLOCK 4. BORDE DE HOJA.
1959-4 CUBA 1959. MNH. PRUEBA NO EMITIDA. BLOQUE 4. NOT ISSUE PROOF MNH
1959-5 CUBA 1959. MNH. PRUEBA NO EMITIDA. BLOQUE 4. NOT ISSUE PROOF MNH
1967.70 CUBA 1967 IMPERFORATED PROOF ERNESTO CHE GUEVARA FIRST STAMP. BLOCK 4 NO GUM, RARE.
1993.111 CUBA 1993 PROOF IMPERFORATED MNH. CENTENARIO DE LA MUERTE PIOTR LLICH TCHAIKOVSKY. BALLET. NO GUM. BLOCK 4.
1993.8- CUBA 1993. JOAQUIN SOROLLA. ARTE. ART. ESPAÑA. SPAIN. BLOCK 4. PROOF. IMPERFORTATED PAIR. WITHOUT GUM
1994.233 CUBA 1994 MNH IMPERFORATED PROOF. 15c FAUNA DEL CARIBE. MARLIN PEZ AGUJA. FISH. BLOCK 4. NO GUM.
2005.152 CUBA 2005 MNH IMPERFORATED PROOF. BLOCK 4. OSPAAAL. NO EMITIDO. IMPRESO 2005 POR ERROR. NOT ISSUE.DESTROYED.
2005.238 CUBA 2005 MNH PERFORATED & CUT ERROR. FORMATO ESPECIAL 50 ANIV PRIMER SELLO EUROPA.
2007.167 CUBA 2007 MNH IMPERFORATED PROOF SPECIAL SHEET. LOS CAYOS DE CUBA. CUBAN KEYS. FLAMENCOS. FLAMINGO. BIRD. AVES.
2007.401 CUBA 2007 MNH IMPERFORATED PROOF 40 ANIV MUERTE DE ERNESTO CHE GUEVARA BLOCK 4.
2007.403 CUBA 2007 MNH IMPERFORATED PROOF 40 ANIV MUERTE DE ERNESTO CHE GUEVARA IN CONGO BLOCK 4.