SOUTH AFRICA 1944-50 1½d blue-green and yellow-buff Official variety, SGO33a

South Africa 1944-50 1½d blue-green and yellow-buff "Gold Mine" Official, horizontal pair, type O2 overprint, both stamps with diaeresis over second 'E' of 'OFFISIEEL', SGO33a.

A very fine unmounted mint pair with full original gum.

A particularly rare variety of this Union of South Africa Official stamp.

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