GRENADA 1888-91 2½d on 8d grey-brown, SG47d

Grenada 1888-91 2½d on 8d grey-brown, type 20 surcharge, error surcharge double, one inverted, SG47d.

Mint example with original gum and fine appearance. Yellowish gum as often seen and a few shortish perforations, yet much higher quality than normally seen of this rare error.

Accompanied with an American Philatelic Society certificate of authenticity (1990) as Scott #37e.

The Stanley Gibbons catalogue value is £550.

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