Proof 1972 United Nations Day set of eight die proofs in issued colours, each on gummed paper (70x67mm.), and 1973 (July) Amir's portrait in oval as used for 75d. -- three engraved die proofs in different states in deep green, each on gummed paper (57x70mm.)

細節
Proof 1972 United Nations Day set of eight die proofs in issued colours, each on gummed paper (70x67mm.), and 1973 (July) Amir's portrait in oval as used for 75d. -- three engraved die proofs in different states in deep green, each on gummed paper (57x70mm.)