Grunay 1986 Royal Wedding perf sheetlet of 4 opt'd Duke & Duchess of York in gold, the set of 3 progressive proofs only, comprising two x 3-colour combinations plus completed design, (the remaining proofs were damaged by water at ……Details Below

Grunay 1986 Royal Wedding perf sheetlet of 4 opt'd Duke & Duchess of York in gold, the set of 3 progressive proofs only, comprising two x 3-colour combinations plus completed design, (the remaining proofs were damaged by water at the printers) 12 proofs unmounted mint