细节
used Pair, used, good to gigantic margins, beautiful colour; insignificant creasing; probably the finest pair of this stamp in existence, magnificent. R.P.S. Certificate (1928)
来源
R.F.A. Riesco, R.P.S. Certificate, 1928
Dale-Lichtenstein, 1989, lot 388
Dale-Lichtenstein, 1989, lot 388