Postmark (Poststempel): Vilnius Lit. SSR 1984 /
Definitive stamp 1977 4k Michel #4632
Addressee Postmark: Sofia, BG 1404
Postcard Publisher (Verlag): Planeta
Illustration: View of Trakai Castle, located on an island in Lake Galvė, Lithuania.
Note: Wrinkle in the bottom left corner.