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Scott Number: RB11d Collection Reference No. for Communications: 5901

Denomination/Type: Proprietary: 1c green, watermark 191R, perforated, vert. pair imperf between

2025 Scott Catalog Value (for a single stamp): $ 400.00

Estimated Retail Value: $ 600.00 What is this?

Cancel Method: Uncancelled

Very scarce and undervalued in Scott. The population of known examples is in single digits.

If you have any information or comments about this cancel or stamp, please email me.