UNITED NATIONS NEW YORK OFFICES 1992 29c Definitive – UN Headquarters IMPERF PLATE PROOFS, Scott 614Pl, superb never hinged mint marginal BLOCK of 4, with inked fingerprint on the reverse as a security devise, very fresh & scarce. (4 proofs)

Send Enquiry for UNITED NATIONS NEW YORK OFFICES 1992 29c Definitive – UN Headquarters IMPERF PLATE PROOFS, Scott 614Pl, superb never hinged mint marginal BLOCK of 4, with inked fingerprint on the reverse as a security devise, very fresh & scarce. (4 proofs)