Proof 1981 International Year of Disabled Persons set of three imperforate proofs on Bradbury, Wilkinson card, "as submitted 13/5/81", "1st Proofing" and "Not Approved", together with six working die proofs (two of each value) of the unaccepted designs on gummed paper; also two sets of three imperforate proofs on Bradbury, Wilkinson cards (2), both endorsed "Approved", together with fifteen working die proofs (five of each value) on gummed paper; a very good lot