2/6 black & vermilion on pale blue 'Substitute' paper GVI 'Key Type' issue, 1950 printing, comb perf 13¼ x 13. A superb unmounted mint side marginal copy. (SG 117c, Murray Payne #22)
2/6 black & vermilion on pale blue 'Substitute' paper GVI 'Key Type' issue, 1950 printing, comb perf 13¼ x 13. A superb unmounted mint side marginal copy. (SG 117c, Murray Payne #22)