South Africa 1929 4d & 1/- Airs Retouched Frame & White Spot

1929 Airs 4d & 1/- (SG 40v&41v / CC 40b&41a). VF/UM matching positional stamps, the 4d variety RETOUCHED FRAME UNDER "G" (R6/5 bottom pane) & 1/- variety WHITE SPOT UNDER "U" (R6/5 bottom pane). Nice positional pair for the varieties thus.