Transvaal 1883 Envelope with Bisected Celliers 3d, Rare

c1883 Tamsen correspondence envelope bearing BISECTED CELLIERS 3D PALE RED, with additional same intact (SG 173, 173a). Stamps tied crisp triple-ring numeral 15 of Nylstroom, rate of 4d for internal postage to Marabastad address. Attractive, rare. (cv£800).