1851, 40 c. carmine-rose, an unused vertical pair with full sheet margin above, on thick paper watermarked LL without frame, large even margins all around and of exquisite colour and appearance, one or two tiny hinge remnants on large part original gum. A magnificent and very rare multiple in the foremost quality. Certificate Pierre Kaiser AIEP (2013). (COB 8)
Provenance: Collection Georges Marquet (Balasse, sale 1324, 1987)
Balasse, Brussels, 13 March 1993, lot 34.
