used  A single with variety round "O" in "One", well-centred and very lightly cancelled; one pulled perf. at foot .R.P.S. Certificate (1958). Photo
used A single with variety round "O" in "One", well-centred and very lightly cancelled; one pulled perf. at foot .R.P.S. Certificate (1958). Photo

Details
used A single with variety round "O" in "One", well-centred and very lightly cancelled; one pulled perf. at foot .R.P.S. Certificate (1958). Photo