Lot 1433
1433
Proof 6d. mauve, plate 9, PG, imperforate on Dr. Perkins blued paper, from top of the sheet, unused; tiny paper thin (possibly natural), otherwise fine. R.P.S. Certificate (1965). S.G. Spec. J77d, £750. Photo

Details
Proof 6d. mauve, plate 9, PG, imperforate on Dr. Perkins blued paper, from top of the sheet, unused; tiny paper thin (possibly natural), otherwise fine. R.P.S. Certificate (1965). S.G. Spec. J77d, £750. Photo