Lot 71004 – 1902ca. De La Rue Minerva head imperforate printers samples with AFRICA 2 1/2d duty plate set of eigh

1902ca. De La Rue Minerva head imperforate printers samples with AFRICA 2 1/2d duty plate set of eight mint nh imperf. on unwatermarked wove paper, four different colour combinations (dull green and brown-orange, dull and bright purple, dull green and violet and dull green and carmine) each on both uncoated ordinary and chalk-surfaced paper; fine and fresh, produced when chalk-surfaced paper was introduced for the KEVII stamps of Transvaal and the Natal £1 10s.