Country

• Bulgaria (3) 

  Belarus (1) Czechoslovakia (1) East Germany (2) Gibraltar (1) Romania (1)

Year

• (no filter) 

  1971 (1) 1992 (2)

Themes

•  Architecture (1)
•  Birds (1)
•  Fine arts (1)
•  Insects (2)

Condition

•  Cancelled (3)
•  New (2)