Thematics: Esperanto: 1953, Yugoslavian commemorative for the Esperanto Congress
Thematics: Esperanto
1953, Yugoslavian commemorative for the Esperanto Congress in Zagreb, overprinted STT VUJNA, "the better colour", mnh with a small stain, certificate Martinas VP.
Condition: ** (mint never hinged)
Catalog number(s): 104b, Sassone A20a