SIERRA LEONE 1963 Postal Commemoration 3s on 3d black and rose-red, error, SG282a

Sierra Leone 1963 Postal Commemoration 3s on 3d black and rose-red, type 79 surcharge, block of 4 showing error '1895' for '1859' on lower left stamp (R3/3), SG282a.

A wonderful quality unmounted mint block of four with full original gum. Also includes small guarantee handstamp on reverse.

A very rare and exceptional quality position piece with a stark and remarkable error.

The Stanley Gibbons catalogue value is £508+.

• BUY NOW: Order online, by phone +44 (0)1534 639 998, or via email info@paulfrasercollectibles.com