Sedaj prikazano: Jugozahodna Afrika - Znamke pošte z dolgovi (1923 - 1929) - 7 znamke.
1928 -1929
South Africa Postage Due Stamps of 1922-1926 Overprinted "S.W.A."
WM: Nič Perforacija: 14
1928 -1929
South Africa Postage Due Stamps of 1927-1928 Overprinted "S.W.A."
WM: Nič Perforacija: 14