22nd October 1891 correctly rated cover to Post Elizabeth bearing a strip of three and a single halfpenny grey (SG4) tied by 718 BONC with Embekelweni datestamp at right all in blue. Transit and arrival (November 4th )marks at back. One of the finest commercial covers of the overprint period. Illustrated on page 26 of “Swaziland Philately” by Peter van der Molen.