used In pair with normal, pale milky blue, both type 1B, the retouched stamp with margins all round, the normal stamp with small thin and a small portion replaced at "ST" of "POSTAGE" and cut-into on one side, lightly cancelled leaving the retouched corner clear; very rare in a multiple. B.P.A. Certificate (1982)

Details
used In pair with normal, pale milky blue, both type 1B, the retouched stamp with margins all round, the normal stamp with small thin and a small portion replaced at "ST" of "POSTAGE" and cut-into on one side, lightly cancelled leaving the retouched corner clear; very rare in a multiple. B.P.A. Certificate (1982)
Provenance
Riesco
Lichtenstein
"Maria de la Queillerie", 1970, lot 292
Sir Henry Tucker, 1979, lot 176
Sir Maxwell Joseph, 1982, lot 782
"Bonaventure", 1993, lot 288