Proof 1980 Commemoratives, imperforate proofs (8), consisting of Ninth Anniversary of Independence sets of four (2), each set on Bradbury, Wilkinson card, together with working die proofs sets of four (12), arranged either in spaced strips or spaced blocks, on gummed paper; also range of working die proofs on gummed paper with 1980 U.N. Day (eight of each value, including one set marked "Approved"), 1400th. Anniversary of Hegira (eight sets of four, one set marked "Approved")