Bulgarien, Ustemplet postkort
1918. BULGARIA. ESPERANTO LINGVO INTERNACIA POSTKARTO Sofia, Bulgarvijo. Unusual card.

Bulgarien, Postfrisk
1967-1969. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1965-1969. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1969-1970. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1970-1972. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1972-1973. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1974-1975. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1974. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1973-1074. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1973-1975. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1962-1964. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1964-1966. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1963-1967. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1966. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Postfrisk
1966-1968. BULGARIA. Selection stamps and complete set never hinged.

Bulgarien, Michel 3998-3999 + 4016-4017, Stemplet
1992. BULGARIA. Insects 2 complete set.

Bulgarien, Michel 389-390, Stemplet
1940. BULGARIA. 100 YEARS OF STAMPS complete set with 2 stamps.

Bulgarien, Michel 389-390, Stemplet
1940. BULGARIA. 100 YEARS OF STAMPS complete set with 2 stamps.

Bulgarien, Michel 389-390, Stemplet
1940. BULGARIA. 100 YEARS OF STAMPS complete set with 2 stamps.

Bulgarien, Michel BLOCK 109, Postfrisk
1981. BULGARIA. OLYMPIC FAME MOSCOW 1980. Block never hinged.

Bulgarien, Michel BLOCK 93, Postfrisk
1979. BULGARIA. OLYMPICS MOSCOW. BLOCK NEVER HINGED.