SWAZILAND 1968 Independence ½c black, brown and yellow-brown error, SG142aSwaziland 1968 Independence c black, brown and yellow brown, type 42 overprint, error BROWN OMITTED, lower marginal with sheet marking proving position 5 5, SG142a. A very fine unmounted mint example with full original gum. Presented alongside the normal stamp for comparison. A very scarce error of missing colour and especially desirable in this positional form. Swaziland gained independence on 6 September 1968 and its name changed to Eswatini in