SOUTH WEST AFRICA 1949 UPU 3d bright blue variety, SG140a Zambia stamps printed by the New Zealand

printed by the New Zealand Government Printer for John Davis

rare in this positional form and in such fine condition

(the lower pair are unmounted)

error 'Gold (centre) omitted'

Accompanied with a 1976 Royal Philatelic Society (RPS) Certificate of Authenticity

SOUTH WEST AFRICA 1949 UPU 3d bright blue variety, SG140a Zambia stamps printed by the New ZealandSouth West Africa 1949 75th Anniversary of the Universal Postal Union 3d bright blue, upper left corner block of 4, upper left stamp (R1 1) showing variety 'Serif on C', SG140a. A very fine unmounted mint positional block with full original gum. Stamps issued to celebrate the 75th anniversary of the Universal Postal Union featured 310 stamps in total across 84 different countries. This was only the second British Empire Omnibus issue not to mark a