REVENUES: 1904 Transvaal KEVII £5 grey-black & purple overprinted for use in Swaziland (B&H 33). VF/U example, neat initials at centre and light traces of boxed violet canceller incorporating wording "Swaziland" denoting use in the Territory. Reportedly the UNIQUE recorded surviving example of this rare stamp. An exhibition showpiece for these issues. Ex Trotter. Illustrated Pg 487 "Swaziland Philately to 1968".