15c Brown & Blue, Ty. III, Plate Proof on India (129P3).
Bottom left corner margin imprint and plate no. 23 block of ten, privately perforated, rich colors, vignette starts out shifted to left on left stamps and is in perfect position by the right stamps, missing small piece of corner selvage, pulled perf at top, few small flaws as often associated with this fragile paper, still Very Fine and very desirable, a plate block is not known for the issued stamp, Scott Retail as plate block of eight and two singles
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