used Single, used and very lightly cancelled, huge margins; tiny ink mark and a trace of creasing at top; superb. B.P.A. Certificate (1982)

Details
used Single, used and very lightly cancelled, huge margins; tiny ink mark and a trace of creasing at top; superb. B.P.A. Certificate (1982)
Provenance
Sir Maxwell Joseph, 1982, lot 757
"Salisbury", 1995, lot 1048