Day 3 - Great Britain, British Colonies, Pre-Union South Africa - the Besançon Collection (Part Ii)

1891 (April 22): Locally surchaarged 2½ d. on 4 d. brown, with an unused example, an unused example with TWOPENCE variety and a used example centred to upper left, variety "Surcharge Inverted", this last rare. A scarce group Gi = £ 530+.
Catalogue 247: Pre-Union South Africa