1993.159 CUBA 1993. Ed.3870-75. IMPERFORATED PROOF NO GUM. PUERTO RICO CENTROAMERICAN GAMES.
1993.16- * CUBA 1993. MNH. RAMON Y CAJAL. FREUD. FINLAY. WILHELM ROENTGEN. LOUIS PASTEUR. EMILIO ROUX. LISTER.
1993.160 CUBA 1993. Ed.3843. 5c IMPERFORATED PROOF NO GUM. AVES PAJAROS SEA BIRDS. BRAZIL EXPO BRASIL.
1993.161 CUBA 1993. Ed.3845. 20c IMPERFORATED PROOF NO GUM. AVES PAJAROS SEA BIRDS. BRAZIL EXPO BRASIL.
1993.162 CUBA 1993. Ed.3859. 5c IMPERFORATED PROOF NO GUM. MARIPOSAS BUTTERFLIES
1993.163 CUBA 1993. Ed.3861 30c IMPERFORATED PROOF NO GUM. MARIPOSAS BUTTERFLIES
1993.164 CUBA 1993. Ed.3863 50c IMPERFORATED PROOF NO GUM. MARIPOSAS BUTTERFLIES
1993.165 CUBA 1993. Ed.3860 20c IMPERFORATED PROOF NO GUM. MARIPOSAS BUTTERFLIES
1993.166 CUBA 1993. Ed.3860. 5c IMPERFORATED PROOF NO GUM. MARIPOSAS BUTTERFLIES
1993.167 CUBA 1993. Ed.3862 35c IMPERFORATED PROOF NO GUM. MARIPOSAS BUTTERFLIES
1993.17- * CUBA 1993. MNH. OBRAS ARTE MUSEO NACIONAL. JOAQUIN SOROLLA. ART.