Proof 1980-86, die proofs (W) with 11, consisting of 1980 Christmas (set of four stamps, unissued, and miniature sheet, issued, on one piece of gummed paper), 1982 20th. Anniversay of Independence (set of four stamps and 150/- miniature sheet, all unissued, on three pieces of gummed paper), 1986 "Ameripex" Niagara Falls progressive on plastic card