Proof 1854 (Sept.) 2a. colour trial in bluish grey on thin white wove paper and 1854 (Sept.) 2a. block proofs on yellowish wove paper in black and in dull deep red; trivial faults though a rare group. Spence 51, 76 and 77. Photo

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Proof 1854 (Sept.) 2a. colour trial in bluish grey on thin white wove paper and 1854 (Sept.) 2a. block proofs on yellowish wove paper in black and in dull deep red; trivial faults though a rare group. Spence 51, 76 and 77. Photo