South Africa 1927 London 10/- Vignette Colour Master Die Proof

1927 London Pictorials 10/- Table Bay (SG 39): Bradbury Wilkinson MASTER DIE PROOF for the centre vignette struck in close to the issued blue colour on thin card. Printer's guidelines to either side. Endorsed in manuscript "For Colour Chemical Ink" with initials. Superb, rare & exceptional.