The original die was used for plates 1-6 of the 7c Bistre and also for plates 7-8 of the 7c Red Brown
Proofs in color of issue
Unhardened Die Proof with ABN imprint but without a die number.
Hardened Die Proofwith ABN imprint and Die number F 214.
Trial Color Proof in Brown.
Trial Color Proof in Orange.
The two printings of Plate 1 with PO 85 and later PO 120
First printing of Plate 2
Plates 1-4 were printed with both upper and lower imprints
Plate 3 with PO 189
Plate 4 with PO 189 and a second unknown PO
Note that stamps printed using PO 189 are of the shade known as Sage Green.
Plates 5-6 were printed with an imprint at the top and a band of type B Lathework in the the lower margin
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